A set of seven different acrylic lenses and prisms perfect for use with a ray box or in classroom optics demonstrations.
This mirascope creates a 3D hologram image!
Build over 100 exciting electronic projects with this easy to use kit!
This SUPER Erector Construction set is one of the best you'll find anywhere!
Defy gravity with this cool balancing eagle!
Learn about hydrogen fuel cells with this incredible kit!
Learn Chemistry While Creating Sweet Treats