Small booklet that gets you started in the wonderful world of rocks, minerals and crystals.
Includes answers to these questions:
Working model representing the sun, earth, and moon and their relationships.
Is it a demonstration of a scientific law or a work of art?
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Use this temperature-controlled soldering station for a variety of soldering applications!
Make the coolest 3D pin art on your desk with this amazing desk toy.
Learn about detective science through this fun fingerprinting kit!