Set of 8 aluminum tuning forks ranging from 256 to 512 Hz in frequency. Use it in physics experiments with sounds or to tune instruments.
Comes in a wooden case with a striking hammer.
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
Great tarantula specimen for the science classroom!
This project book and sample kit introduces you to shape-memory alloy technology!
This simple but amusing magnetic toy will keep you busy for hours!
This superb chemistry set features 350 mind-boggling experiments!
See the constellations visible in the Northern Hemisphere on this watch!