What is magic sand made from?

josiephina | 16:29 Fri 23rd Jun 2006 | Science

2 Answers

I bought some the other day. It's great fun. You put it in water and mould it to make different patterns, yet it claims to always stay dry. The water runs off it in a very bizarre way! Looks like some sort of plastic, but there's something not quite right about it!!

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SteveD

This doesn't tell you what it is made of, but there is an interesting demonstration:

http://jchemed.chem.wisc.edu/Journal/Issues/20 00/Jan/abs40A_1.html

rojash

Have a look here:

http://www.stevespanglerscience.com/product/13 31

There is a good explanation of what it is and how it works.

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