A length of durable, non-stretch cotton measuring 82 feet (25 meters) long at 1/16 of an inch thick. The string is specially designed for use with any of our pulleys, allowing you to perform experiments demonstrating basic laws of motion and simple machines. Perfect for the physics classroom, and great for use with a variety of science fair experiments.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
Easily assemble a working alarm motion detector!
This microscope is so versatile you can even take it with you on a job site!
Every kid needs one of these spheres!
Check out this amazing renewable energy science kit featuring the wonders of hydroelectric power!