This lithium cell 3.7V battery holder is excellent for use in any hobby or science project. Comes with wire leads for easy hook-up. Recommended for electronics applications, for use in science fair projects and more!
This classic device is used to demonstrate the conservation of mechanical energy.
Comprehensive collection of 30 fossils.
This magic bird defies gravity before your very eyes!
Find the hidden crystals when you open your own geodes from this fun set.
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
A massive mounted set of 100 rocks and minerals found in the US,