The contact key is commonly known to be used in demonstrating Morse code. The Contact Key allows you to open and close circuits by pressing down on a lever. Metal studs ensure a solid contact for maximum conductivity. This product is an excellent tool for science experiments!
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
This illuminated orbiter is great for demonstrations in the astronomy classroom!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Build a hand that realistically moves its fingers using shape memory allow technology!
Build a magnetic levitating train with this science fair project kit!
Build your own windmill generator kit by recycling a plastic bottle!
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.