rocks and much more with 5x and 10x magnification

Dusting powder

and many other incredible creatures

from the venomous and spiny to the toothy and just plain aggressive

Green Science - Salt Powered Robot recipe rocks and much more withPut this mini robot vehicle together, then add salty water to the specially designed battery cartridges and watch it go. Recommended for ages 5 and over. Looking for engaging and educational toys that help your children learn new things? The Green Science Salt Powered Robot construction kit will help them learn about mechanical and robotic science and what makes up different types of energy and battery power. Fun and educational, it's ready to go with