silly/thinking putty/handgum bounce
1.Never dry,kids can use it over and over.
2.A putty formula that not only has the properities of a solid, but
also a liquid and even more bizarrely-a ball!
3.Kids can sculpt it and snap it like a solid,stretch it and watch
it melt like icecream,
or you can roll it into a ball,and watch it bounce to incredible
Leave it alone and it melt
Stretch it gently to extreme lengths
Stretch it fast and it snaps
Roll into a ball and watch it bounce
Science putty has color changing properities