How to make magnetic ink out of a magnet Lakesland

how to make magnetic ink out of a magnet

How To Use Magnetic Printable Paper Photo Paper Direct Blog To understand the answers to these questions, it helps to have a basic definition of a magnet. Magnets are objects that produce magnetic fields and attract metals like iron, nickel and cobalt.The magnetic field's lines of force exit the magnet from its north pole and enter its south pole.Permanent or hard magnets create their own magnetic field all the time.

Magnetic Fluid 6 Steps (with Pictures) - Instructables

How to Create a Magnet With a Wire and a Nail 9 Steps. 27/07/2012В В· Took me too long to figure this out....so don't ask ne how I did it.. figure it out :-) Home made Magnetic ink callmethrasher. Loading... Unsubscribe from callmethrasher?, Step 1: Make your own ferrofluid in 5 minutes. Using magnetic ink and any oil lying around your house, make a substance that's liquid when it's sitting around, but turn solid in the presence of a magnetic field.

Magnets are made from magnetic materials, or metals that are attracted to a magnet and can be magnetized. They come from metal elements or alloys. Magnets are capable of producing magnetic fields, and they attract metals such as cobalt, iron and nickel. While you need sophisticated equipment to make strong permanent magnets, you can easily make a weak bar magnet. An unmagnetized piece of steel or iron, stroked in a particular way by a strong magnet, will pick up magnetism from the magnet. Unmagnetized metal has tiny magnetic parts that are disorganized. The stroking

To make a magnet, all you have to do is encourage the magnetic domains in a piece of metal to point in the same direction. That's what happens when you rub a needle with a magnet -- the exposure to the magnetic field encourages the domains to align. 29/03/2019В В· How to Make Refrigerator Magnets. Refrigerator magnets can be fun and easy to make. Almost anything can be turned into a refrigerator magnet with a little bit of glue and a magnet. This article will show you how to make a few simple...

04/10/2017 · Mix the ton­er with a small amount of veg­etable oil to make a thick liq­uid. Hold the mag­net close to it and watch as the liq­uid is at­tract­ed to it. Then pour the liq­uid into a jar Carefully put some toner out of the cartridge into the glass beaker. You’ll only need about 50 ml. Use the magnet on the outside of the beaker to test whether the toner has magnetic properties. *-* Watch out: toner is not without danger – as long as you don’t drink it or breath it in, you’ll be quite safe (but since it’s a big mess and as instructed by our insurance agent, we

All the possible ways to make a permanent magnet are listed in Joseph Henry's student notebook, which is kept at Princeton University. Henry, the 18th century American physicist, is known – together with Michael Faraday – as the father of electrical technology, so it's no surprise that one of the methods he describes uses electricity. To insinuate that someone wants to or is looking to pursue this for criminal purposes is kind of calling the kettle black. I have a business and do my own payroll so MICR ink is outrageous and the guy that invented the little chip that tells you to replace the cartridge?

27/07/2012В В· Took me too long to figure this out....so don't ask ne how I did it.. figure it out :-) Home made Magnetic ink callmethrasher. Loading... Unsubscribe from callmethrasher? How can we increase the strength of a bar magnet using a piece of steel? Why is it stronger? If you're seeing this message, it means we're having trouble loading external resources on our website. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Depends on the alarm and I will leave it at that. But I will say this. In many countries you go directly from shoplifting to theft (I don’t know if the terminology is correct but I think you get my meaning). Meaning that you have gone from a lesse... [/caption] Magnets are the unsung heroes of the Modern Age. However most people don’t really understand what are magnets made of and how they even work. The issue is that we just know that

25/10/2019 · How to Make Photo Magnets. Magnets are a great way to decorate your fridge or locker. There are all sorts of cool magnets available on the market, but photo magnets are much more personal. Because of how unique they are, you can't really... Sometimes it’s the simple activities that are the most mesmerizing. I whipped up these Magnetic Field Sensory Bottles in just a few minutes, but the whole family can’t stop playing with them. And the science behind them is pretty cool too. Magnetic ink floating in water allows you to see the elusive magnetic field of a magnet.

19/07/2019В В· Scientists have discovered how to make a magnet out of a liquid, by suspending iron oxide particles in a mixture of oil and water. The magnetism of the liquid can be created by an external field 26/06/2012В В· Cut the magnet paper to the size of your choice. Stick them on the fridge. Use your family photo magnets as a game for your infant or toddler. Place the magnets on a low appliance or safe piece of metal. Allow the child to arrange the pictures at their level. Add magnetic letters and numbers to increase the educational content of the activity.

A liquid magnet, or ferrofluid, is a colloidal mixture of magnetic particles (~10 nm in diameter) in a liquid carrier. When no external magnetic field is present, the fluid is not magnetic and the orientation of the magnetite particles is random. However, when an external magnetic field is applied, the magnetic moments of the particles align Sometimes it’s the simple activities that are the most mesmerizing. I whipped up these Magnetic Field Sensory Bottles in just a few minutes, but the whole family can’t stop playing with them. And the science behind them is pretty cool too. Magnetic ink floating in water allows you to see the elusive magnetic field of a magnet.

Magnetic ink is generally used by the banking industry to allow computers to read information off of a check, but that doesn't mean you can't have some fun with it. The guys over at openMaterials have figured out a great recipe for a DIY magnetic ink that you can use … Many power plants use moving magnets to convert kinetic and magnetic energy into electric current. Magnet generators make a great science project because of the simple instructions and intriguing premise. The combined energy of the magnetic field and motion of the magnet within a coil of copper wire causes the

Magnets are made from magnetic materials, or metals that are attracted to a magnet and can be magnetized. They come from metal elements or alloys. Magnets are capable of producing magnetic fields, and they attract metals such as cobalt, iron and nickel. All the possible ways to make a permanent magnet are listed in Joseph Henry's student notebook, which is kept at Princeton University. Henry, the 18th century American physicist, is known – together with Michael Faraday – as the father of electrical technology, so it's no surprise that one of the methods he describes uses electricity.

Tuning in to magnetic ink Phys.org. Depends on the alarm and I will leave it at that. But I will say this. In many countries you go directly from shoplifting to theft (I don’t know if the terminology is correct but I think you get my meaning). Meaning that you have gone from a lesse..., 04/10/2017 · Mix the ton­er with a small amount of veg­etable oil to make a thick liq­uid. Hold the mag­net close to it and watch as the liq­uid is at­tract­ed to it. Then pour the liq­uid into a jar.

DIY Magnetic Ink Make

how to make magnetic ink out of a magnet

How to Build a Magnet Hover Board Our Pastimes. Make Your Own Ferrofluid in 5 Minutes: Using magnetic ink and any oil lying around your house, make a substance that's liquid when it's sitting around, but turn solid in the presence of a magnetic field, Carefully put some toner out of the cartridge into the glass beaker. You’ll only need about 50 ml. Use the magnet on the outside of the beaker to test whether the toner has magnetic properties. *-* Watch out: toner is not without danger – as long as you don’t drink it or breath it in, you’ll be quite safe (but since it’s a big mess and as instructed by our insurance agent, we.

Make Your Own Ferrofluid in 5 Minutes 5 Steps (with. 27/01/2017В В· Thorned spikes? This time my 6x2" neodymium magnet meets something unusual, a magnetic fluid. It is called ferrofluid and reacts spectacularly near any magne..., Magnetic ink character recognition code, known in short as MICR code, is a character recognition technology used mainly by the banking industry to streamline the processing and clearance of cheques and other documents. MICR encoding, called the MICR line, is at the bottom of cheques and other vouchers and typically includes the document-type indicator, bank code, bank account number, cheque.

Tuning in to magnetic ink Phys.org

how to make magnetic ink out of a magnet

4 Ways to Make Refrigerator Magnets wikiHow. Because these are Ink Jet Magnetic Sheets, I thought it would be great to print out the insides of the iPhones to place the screws over when I was working. I found a picture of 3 iPhone models on one sheet and printed it out on one of my magnetic sheets. It was iPhone 5, 5S and 5C. It worked great! While you need sophisticated equipment to make strong permanent magnets, you can easily make a weak bar magnet. An unmagnetized piece of steel or iron, stroked in a particular way by a strong magnet, will pick up magnetism from the magnet. Unmagnetized metal has tiny magnetic parts that are disorganized. The stroking.

how to make magnetic ink out of a magnet


Some magnets can get weaker over time and no longer serve their purpose. Others are too weak for what we want them for to begin with. Unfortunately, there isn't always a way to make a magnet stronger. However there are a few ways to make some types of magnets stronger. Here's how to make certain magnets stronger: Magnetic ink character recognition code, known in short as MICR code, is a character recognition technology used mainly by the banking industry to streamline the processing and clearance of cheques and other documents. MICR encoding, called the MICR line, is at the bottom of cheques and other vouchers and typically includes the document-type indicator, bank code, bank account number, cheque

A liquid magnet, or ferrofluid, is a colloidal mixture of magnetic particles (~10 nm in diameter) in a liquid carrier. When no external magnetic field is present, the fluid is not magnetic and the orientation of the magnetite particles is random. However, when an external magnetic field is applied, the magnetic moments of the particles align 29/03/2019В В· How to Make Refrigerator Magnets. Refrigerator magnets can be fun and easy to make. Almost anything can be turned into a refrigerator magnet with a little bit of glue and a magnet. This article will show you how to make a few simple...

Because these are Ink Jet Magnetic Sheets, I thought it would be great to print out the insides of the iPhones to place the screws over when I was working. I found a picture of 3 iPhone models on one sheet and printed it out on one of my magnetic sheets. It was iPhone 5, 5S and 5C. It worked great! While you need sophisticated equipment to make strong permanent magnets, you can easily make a weak bar magnet. An unmagnetized piece of steel or iron, stroked in a particular way by a strong magnet, will pick up magnetism from the magnet. Unmagnetized metal has tiny magnetic parts that are disorganized. The stroking

19/07/2019В В· Scientists have discovered how to make a magnet out of a liquid, by suspending iron oxide particles in a mixture of oil and water. The magnetism of the liquid can be created by an external field Magnets are attracted to dollar bills because they are made out of magnetic ink. They use magnetic ink because it helps them detect fake money. Correction US $1 bills do NOT use magnetic ink, and

While you need sophisticated equipment to make strong permanent magnets, you can easily make a weak bar magnet. An unmagnetized piece of steel or iron, stroked in a particular way by a strong magnet, will pick up magnetism from the magnet. Unmagnetized metal has tiny magnetic parts that are disorganized. The stroking Sometimes it’s the simple activities that are the most mesmerizing. I whipped up these Magnetic Field Sensory Bottles in just a few minutes, but the whole family can’t stop playing with them. And the science behind them is pretty cool too. Magnetic ink floating in water allows you to see the elusive magnetic field of a magnet.

04/10/2017В В· Mix the tonВ­er with a small amount of vegВ­etable oil to make a thick liqВ­uid. Hold the magВ­net close to it and watch as the liqВ­uid is atВ­tractВ­ed to it. Then pour the liqВ­uid into a jar To make a Gauss gun, all you need is a piece of metal rail, two magnets and steel ball bearings that fit on the rail. Then rig it up, and you have your own magnet-powered gun that shoots ball bearings!

To strengthen the ink, the team modified the nanoparticles' surfaces with hydrocarbon chains to help the tiny magnets mix evenly into an epoxy resin known as SU-8. The resulting paste was screen Make Your Own Ferrofluid in 5 Minutes: Using magnetic ink and any oil lying around your house, make a substance that's liquid when it's sitting around, but turn solid in the presence of a magnetic field

25/10/2019В В· How to Make Photo Magnets. Magnets are a great way to decorate your fridge or locker. There are all sorts of cool magnets available on the market, but photo magnets are much more personal. Because of how unique they are, you can't really... 09/06/2014В В· How to make magnetic liquid. Please be careful as magnetic liquid will stain anything it comes in to contact with. Do not breath in the printer toner as it can be harmful, and of course have fun

25/02/2011 · If the magnetic bond is weak, you need a stronger magnet. Step 4: Experiment Try different experiments. Pour the magnetic fluid onto a table and hold the magnet … To make a Gauss gun, all you need is a piece of metal rail, two magnets and steel ball bearings that fit on the rail. Then rig it up, and you have your own magnet-powered gun that shoots ball bearings!

Catarina Mota and Nick Vermeer experimented with magnetic ink: I used to buy magnetic paint, but I wasn’t very happy with its strength, consistency and color, so Nick Vermeer and I decided to make our own. More often than not, things turn out to be more complicated than they appear, but in this case it was the other way around! All the possible ways to make a permanent magnet are listed in Joseph Henry's student notebook, which is kept at Princeton University. Henry, the 18th century American physicist, is known – together with Michael Faraday – as the father of electrical technology, so it's no surprise that one of the methods he describes uses electricity.

Magnetic ink character recognition code, known in short as MICR code, is a character recognition technology used mainly by the banking industry to streamline the processing and clearance of cheques and other documents. MICR encoding, called the MICR line, is at the bottom of cheques and other vouchers and typically includes the document-type indicator, bank code, bank account number, cheque Make Your Own Ferrofluid in 5 Minutes: Using magnetic ink and any oil lying around your house, make a substance that's liquid when it's sitting around, but turn solid in the presence of a magnetic field

Can I use any strong magnet to pull out a security cloth

how to make magnetic ink out of a magnet

what materials do you need to make magnetic ink for ASAP. Different paper settings on printers do not adjust the feeding mechanism and are only concerned with the level of ink and printing profiles. It is unlikely that the magnet is too thick for the printer, but could be that the printer is not accepting the product due to feeding rollers being worn or because of the magnetic …, Carefully put some toner out of the cartridge into the glass beaker. You’ll only need about 50 ml. Use the magnet on the outside of the beaker to test whether the toner has magnetic properties. *-* Watch out: toner is not without danger – as long as you don’t drink it or breath it in, you’ll be quite safe (but since it’s a big mess and as instructed by our insurance agent, we.

How to Make Super Strong Permanent Magnets Sciencing

How to Demagnetize a Magnet Sciencing. Glass magnets are an easy, inexpensive craft project. They are a perfect item to sell at craft fairs and also make great home dГ©cor, party favors, gifts, and more. To make glass magnets, you will most likely have to order some specialty supplies online., To understand the answers to these questions, it helps to have a basic definition of a magnet. Magnets are objects that produce magnetic fields and attract metals like iron, nickel and cobalt.The magnetic field's lines of force exit the magnet from its north pole and enter its south pole.Permanent or hard magnets create their own magnetic field all the time..

Carefully put some toner out of the cartridge into the glass beaker. You’ll only need about 50 ml. Use the magnet on the outside of the beaker to test whether the toner has magnetic properties. *-* Watch out: toner is not without danger – as long as you don’t drink it or breath it in, you’ll be quite safe (but since it’s a big mess and as instructed by our insurance agent, we create mini photo magnets out of bottle caps - great for a "Jobs Chart" at school! Let's use root beer caps @ school. How fun to create mini photo magnets out of bottle caps that will serve a dual purpose -- display photos while holding up school artwork or to-do lists!ideas T Fridge Magnets (out …

Permanent magnets require special manufacturing techniques in a magnetic field to get the metal to stay in the proper alignment. In order to demagnetize a magnet, you need to change this alignment. This process usually requires a high amount of heat, or a strong magnetic field at a reverse polarity to the magnet you want to demagnetize. 27/07/2012В В· Took me too long to figure this out....so don't ask ne how I did it.. figure it out :-) Home made Magnetic ink callmethrasher. Loading... Unsubscribe from callmethrasher?

Depends on the alarm and I will leave it at that. But I will say this. In many countries you go directly from shoplifting to theft (I don’t know if the terminology is correct but I think you get my meaning). Meaning that you have gone from a lesse... Many power plants use moving magnets to convert kinetic and magnetic energy into electric current. Magnet generators make a great science project because of the simple instructions and intriguing premise. The combined energy of the magnetic field and motion of the magnet within a coil of copper wire causes the

To insinuate that someone wants to or is looking to pursue this for criminal purposes is kind of calling the kettle black. I have a business and do my own payroll so MICR ink is outrageous and the guy that invented the little chip that tells you to replace the cartridge? Magnet links are dead simple to use. If you head to the Pirate Bay now, you'll notice that magnet links are now the default, with the "Get Torrent File" link in parentheses next to it (a link

27/07/2012В В· Took me too long to figure this out....so don't ask ne how I did it.. figure it out :-) Home made Magnetic ink callmethrasher. Loading... Unsubscribe from callmethrasher? To insinuate that someone wants to or is looking to pursue this for criminal purposes is kind of calling the kettle black. I have a business and do my own payroll so MICR ink is outrageous and the guy that invented the little chip that tells you to replace the cartridge?

09/06/2014В В· How to make magnetic liquid. Please be careful as magnetic liquid will stain anything it comes in to contact with. Do not breath in the printer toner as it can be harmful, and of course have fun How can we increase the strength of a bar magnet using a piece of steel? Why is it stronger? If you're seeing this message, it means we're having trouble loading external resources on our website. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

To make a magnet, all you have to do is encourage the magnetic domains in a piece of metal to point in the same direction. That's what happens when you rub a needle with a magnet -- the exposure to the magnetic field encourages the domains to align. 17/07/2012 · Here [Catarina Mota] is showing off a ring of magnetic ink printed on a piece of paper. It’s strong enough to hold a disc magnet in place when the paper is raised vertically. This strength co…

27/01/2017В В· Thorned spikes? This time my 6x2" neodymium magnet meets something unusual, a magnetic fluid. It is called ferrofluid and reacts spectacularly near any magne... Permanent magnets require special manufacturing techniques in a magnetic field to get the metal to stay in the proper alignment. In order to demagnetize a magnet, you need to change this alignment. This process usually requires a high amount of heat, or a strong magnetic field at a reverse polarity to the magnet you want to demagnetize.

To understand the answers to these questions, it helps to have a basic definition of a magnet. Magnets are objects that produce magnetic fields and attract metals like iron, nickel and cobalt.The magnetic field's lines of force exit the magnet from its north pole and enter its south pole.Permanent or hard magnets create their own magnetic field all the time. While you need sophisticated equipment to make strong permanent magnets, you can easily make a weak bar magnet. An unmagnetized piece of steel or iron, stroked in a particular way by a strong magnet, will pick up magnetism from the magnet. Unmagnetized metal has tiny magnetic parts that are disorganized. The stroking

A magnetic hover board might seem like something out of science fiction, but you can make one, although it will only work under certain conditions. The hover board needs to be over a metallic surface in order for the magnets to work properly and start the electromagnetic repulsion … To make a Gauss gun, all you need is a piece of metal rail, two magnets and steel ball bearings that fit on the rail. Then rig it up, and you have your own magnet-powered gun that shoots ball bearings!

The two basic types of magnets are ferromagnets, which create permanent magnetic fields around themselves, and electromagnets, which are materials in which magnetism can be temporarily induced when they are placed in an electric field, such as that generated by a coil of current-carrying wire. To strengthen the ink, the team modified the nanoparticles' surfaces with hydrocarbon chains to help the tiny magnets mix evenly into an epoxy resin known as SU-8. The resulting paste was screen

Increase strength of magnet (video) Khan Academy. Using a magnetic ink developer (MICR) seems to be the easiest way to make a smooth ferrofluid at home. Simply purchase a $19 bag of developer and add some veggie oil. Using a lower viscosity oil, Magnets are attracted to dollar bills because they are made out of magnetic ink. They use magnetic ink because it helps them detect fake money. Correction US $1 bills do NOT use magnetic ink, and.

How to Produce Power With Magnets Sciencing

how to make magnetic ink out of a magnet

how to make micr ink or ferrofluids? Instructables. To make a Gauss gun, all you need is a piece of metal rail, two magnets and steel ball bearings that fit on the rail. Then rig it up, and you have your own magnet-powered gun that shoots ball bearings!, Catarina Mota and Nick Vermeer experimented with magnetic ink: I used to buy magnetic paint, but I wasn’t very happy with its strength, consistency and color, so Nick Vermeer and I decided to make our own. More often than not, things turn out to be more complicated than they appear, but in this case it was the other way around!.

How to Create a Magnet With a Wire and a Nail 9 Steps

how to make magnetic ink out of a magnet

How Magnets Work HowStuffWorks. How to Make Photo Magnets: An Easy & Inexpensive DIY! Get Photos I made this set of magnets for my mom as a Christmas gift, so the photos I used are of my 18-month-old son throughout his short life. Magnets are made from magnetic materials, or metals that are attracted to a magnet and can be magnetized. They come from metal elements or alloys. Magnets are capable of producing magnetic fields, and they attract metals such as cobalt, iron and nickel..

how to make magnetic ink out of a magnet

  • Removing Magnetic Security Tags Our Everyday Life
  • How to make ferrofluid with printВ­er tonВ­er at home (a

  • How to make a kids wall-mounted magnetic board from decorative metal serving. Re-purpose a decorative serving tray into a magnetic board covered in fabric. DIY kids bedroom and playroom decor to display kids artwork and school papers. Stay organized at home with DIY wall magnet … Step 1: Make your own ferrofluid in 5 minutes. Using magnetic ink and any oil lying around your house, make a substance that's liquid when it's sitting around, but turn solid in the presence of a magnetic field

    Sometimes it’s the simple activities that are the most mesmerizing. I whipped up these Magnetic Field Sensory Bottles in just a few minutes, but the whole family can’t stop playing with them. And the science behind them is pretty cool too. Magnetic ink floating in water allows you to see the elusive magnetic field of a magnet. How to make a kids wall-mounted magnetic board from decorative metal serving. Re-purpose a decorative serving tray into a magnetic board covered in fabric. DIY kids bedroom and playroom decor to display kids artwork and school papers. Stay organized at home with DIY wall magnet …

    How to Take Out an Ink Stain cart with shopping bag image by Cora Reed from Fotolia.com If you arrive home from the store and discover that one of the articles you purchased still has the magnetic security tag attached, you may be able to remove it yourself, which will save you a trip back to the store. 17/07/2012 · Here [Catarina Mota] is showing off a ring of magnetic ink printed on a piece of paper. It’s strong enough to hold a disc magnet in place when the paper is raised vertically. This strength co…

    Magnets are useful for both home and business purposes. While there are many ways to create a magnet, one of the easiest tools to accomplish the task is magnetic printer paper. Magnetic paper is compatible with almost all brands and styles of inkjet printers. It comes in a standard 8.5-by-11 size, as well as a 4-by-6 photo size. Using magnetic A liquid magnet, or ferrofluid, is a colloidal mixture of magnetic particles (~10 nm in diameter) in a liquid carrier. When no external magnetic field is present, the fluid is not magnetic and the orientation of the magnetite particles is random. However, when an external magnetic field is applied, the magnetic moments of the particles align

    Home science experiments: How to make a magnet by How It Works Team В· 17/03/2015 As part of our home science experiment series, we are showing you how to gets hands on with science to make learning more fun. Because these are Ink Jet Magnetic Sheets, I thought it would be great to print out the insides of the iPhones to place the screws over when I was working. I found a picture of 3 iPhone models on one sheet and printed it out on one of my magnetic sheets. It was iPhone 5, 5S and 5C. It worked great!

    How can we increase the strength of a bar magnet using a piece of steel? Why is it stronger? If you're seeing this message, it means we're having trouble loading external resources on our website. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. A magnetic hover board might seem like something out of science fiction, but you can make one, although it will only work under certain conditions. The hover board needs to be over a metallic surface in order for the magnets to work properly and start the electromagnetic repulsion …

    create mini photo magnets out of bottle caps - great for a "Jobs Chart" at school! Let's use root beer caps @ school. How fun to create mini photo magnets out of bottle caps that will serve a dual purpose -- display photos while holding up school artwork or to-do lists!ideas T Fridge Magnets (out … 29/03/2019 · How to Make Refrigerator Magnets. Refrigerator magnets can be fun and easy to make. Almost anything can be turned into a refrigerator magnet with a little bit of glue and a magnet. This article will show you how to make a few simple...

    Magnet links are dead simple to use. If you head to the Pirate Bay now, you'll notice that magnet links are now the default, with the "Get Torrent File" link in parentheses next to it (a link Sometimes it’s the simple activities that are the most mesmerizing. I whipped up these Magnetic Field Sensory Bottles in just a few minutes, but the whole family can’t stop playing with them. And the science behind them is pretty cool too. Magnetic ink floating in water allows you to see the elusive magnetic field of a magnet.

    A magnetic hover board might seem like something out of science fiction, but you can make one, although it will only work under certain conditions. The hover board needs to be over a metallic surface in order for the magnets to work properly and start the electromagnetic repulsion … 17/07/2012 · Here [Catarina Mota] is showing off a ring of magnetic ink printed on a piece of paper. It’s strong enough to hold a disc magnet in place when the paper is raised vertically. This strength co…

    Sometimes it’s the simple activities that are the most mesmerizing. I whipped up these Magnetic Field Sensory Bottles in just a few minutes, but the whole family can’t stop playing with them. And the science behind them is pretty cool too. Magnetic ink floating in water allows you to see the elusive magnetic field of a magnet. Catarina Mota and Nick Vermeer experimented with magnetic ink: I used to buy magnetic paint, but I wasn’t very happy with its strength, consistency and color, so Nick Vermeer and I decided to make our own. More often than not, things turn out to be more complicated than they appear, but in this case it was the other way around!

    Step 1: Make your own ferrofluid in 5 minutes. Using magnetic ink and any oil lying around your house, make a substance that's liquid when it's sitting around, but turn solid in the presence of a magnetic field How to Take Out an Ink Stain cart with shopping bag image by Cora Reed from Fotolia.com If you arrive home from the store and discover that one of the articles you purchased still has the magnetic security tag attached, you may be able to remove it yourself, which will save you a trip back to the store.