This right-angle acrylic prism is perfect for measuring critical angles and observing total internal reflection. It has angle measurements of 90 degrees, 45 degrees and 45 degrees, respectively. This is an excellent choice for optics demonstrations in the classroom setting, or as part of an optics science project.
This SUPER Erector Construction set is one of the best you'll find anywhere!
A combination of three of our great discovery toys, all in one package!
This kit will get your paper plane ready for takeoff!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
Exciting magnet exploration for ages 8 and up!