This classroom-quality laser ray box can be used in a wide variety of general optics experiments and demonstrations involving glass or acrylic prisms, lenses, or mirrors. The box emits 3 red beams, each of which can be switched on or off independently of the others; you can also configure the beams into parallel, convergent, or divergent orientations. The unit takes 3xAA batteries, not included.
Learn about hydrogen fuel cells with this incredible kit!
This microscope is so versatile you can even take it with you on a job site!
Easily assemble a working alarm motion detector!
This magic bird defies gravity before your very eyes!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
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.