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 touch of joy. A touch of science. Light responds to your touch and to the music in your room!
The Ball of Whacks is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
Build a hand that realistically moves its fingers using shape memory allow technology!
This microscope is so versatile you can even take it with you on a job site!
Build a robot that's an artist too!
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.