Clementoni Science & Play Bouncy Balls
A fantastic science kit for creating real bouncing balls which are highly coloured and really entertaining.
This kit contains spherical moulds and lots of pouches of coloured powder.
The process is simple and quick: just immerse the mould in water and then leave it to rest for a few short minutes and...the experiment is complete! Simply entertaining and ready to play with.
Includes an extensive illustrated manual which explains the preparation process simply and easily.