Soak in 15 absorbing experiments. Make super polymer beasts grow hundreds of times their size . Create gels that disappear and re-appear. Make matter change states and now this kit is including the world famous water slurper trick.
Soak in 15 absorbing experiments. Make super polymer beasts grow hundreds of times their size . Create gels that disappear and re-appear. Make matter change states and now this kit is including the world famous water slurper trick.