This pack of 480 high-quality carbon film resistors can be used for a variety of electrical applications. They each come with a connecting wire that is easily soldered. Use for science projects, home appliance repair, audio equipment and more.
Every kid needs one of these spheres!
This classic device is used to demonstrate the conservation of mechanical energy.
This black scorpion specimen is great for the classroom setting!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Build your own 10 inch kaleidoscope with this great kit!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
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