What is a magnetic slime?

Magnetic slime has iron in it and is attracted to a strong magnet. It is super stretchy and so much fun. When you hold a magnet near the slime, it oozes toward it, and the slime will “swallow” up a magnet if you let it go! SO COOL. Magnetic slime is easy to make with our 3 ingredient recipe!

What is the science behind magnetic slime?

The magnet is very strong but something prevents the iron filings from leaving the slime and clinging to the magnet. The slime holds onto the iron filings by adhesion. Adhesion is a force that holds molecules of different substances together. In addition to adhesion, the slime polymer is bonded by cohesion.

How do you make magnetic slime?

Make Magnetic Slime

  1. Stir 2 tablespoons of iron oxide powder into 1/4 cup of liquid starch. Continue stirring until the mixture is smooth.
  2. Add 1/4 cup of glue. …
  3. You can play with magnetic slime just like you would with regular slime, plus it is attracted to magnets and is viscous enough to blow bubbles.

Is magnetic slime toxic?

So let me start with a few things you should know about magnetic slime BEFORE your decide to make it: You need to use neodymium magnets. These are rare earth magnets that are very powerful. They are also very dangerous if swallowed.

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What is the chemical formula of slime?

The other solution is borax (Na2B4O7. 10H2O) in water. Borax dissolves in water into sodium ions, Na+, and tetraborate ions. Hydrogen bonds form between the borate ion and the OH groups of the polyvinyl alcohol molecules from the glue, linking them together to form a new polymer: slime.

What are the properties of slime?

It’s sticky, slippery, and wet. Slime is self-healing, meaning if you break a piece of slime into pieces and squish the pieces back together, they will bond to each other and form one piece again. Slime is a high-viscosity, non-Newtonian fluid. This means that slime flows differently than liquids like water or oil.

What age is slime appropriate for?

Slime is messy, tactile, sensory play for older kids

Sensory play is typically synonymous with toddlers and kids up to age 6, and there are so many benefit of sensory play for little ones (read more here) BUT there are also benefits for older kids as well.

Is Silly Putty dangerous?

All Crayola and Silly Putty products have been evaluated by an independent toxicologist and found to contain no known toxic substances in sufficient quantities to be harmful to the human body, even if ingested or inhaled.

How do I fix Magnetic Putty?

Roll the silly putty with a rolling pin or similar object if your hands get tired or you find the putty has not softened enough. Place the putty on a sturdy, clean surface and put as much of your weight as you can on the rolling pin to flatten and soften the putty. Heat the silly putty if it has not softened enough.

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How can I make magnetic putty at home?

Let’s Get Started!

  1. In first bowl mix glue, iron oxide powder and 1/2 c. warm water. …
  2. In second bowl combine Borax and remaining 1/2 cup warm water. …
  3. Basic craft or kitchen magnets WILL NOT react much with the putty. …
  4. The putty will also sink in magnets. …
  5. Store your putty in an air-tight container or baggie for future use.

How can we make magnetic water?

What you need: 2 Tablespoons of black iron oxide natural 1/4 cup of baby oil Water Jar Magnet In a small jar add in baby oil and iron oxide and mix together. In a jar add in the mixture and fill with water. Wait for it to settle. Move the magnet o the side of the glass and the iron oxide will fallow it around.

A magnetic field