Learn the basic principle of operation behind an electric bell. Great for science fair projects.
Operates on 3- to 6-V DC battery or 6- to 10-V AC transformer.
The coils and terminals are enclosed under a snap-on metal cover.
Bell is removable for use as a buzzer. Mountable.
This science kit is an essential introduction to physics knowledge!
This magic bird defies gravity before your very eyes!
This illuminated orbiter is great for demonstrations in the astronomy classroom!
Learn all about the science of light, optics and visual perception with this wonderful kit!
Is it a demonstration of a scientific law or a work of art?
A combination of three of our great discovery toys, all in one package!
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.