Science

Tornado Tube

$2.49
Create a tornado in a bottle! Help children discover how air pressure and density work together to create an incredible force...

Python

$7.99
Python stirs and slithers out from her shelter, smelling the air with her forked tongue. It’s time to molt her dull scales an...

Hippos Are Huge!

$7.99
The deadliest animal in Africa isn’t the lion or the crocodile — it’s the hippopotamus! Hippos have razor-sharp tusks, weigh ...