This equal mass set contains samples of tin, aluminum, lead, zinc and copper. You can use this set to conduct experiments that demonstrate the inverse relationship between density and length. Excellent for use in the physics classroom!
Get one of the craziest and coolest kaleidoscopes around!
Use this laser pointer for any professional presentation!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
This great rock tumbling kit comes with everything you need to polish stones and gems!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
This glass Erlenmeyer mug makes an excellent gift!