A versatile support for various lab elements. Great for suspending pulleys and spring scales, among others! Ring bears an inside diameter of 13mm.
Learn Chemistry While Creating Sweet Treats
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
This genuine meteorite is great for the rock collector in your family!
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Find the hidden crystals when you open your own geodes from this fun set.
This magic bird defies gravity before your very eyes!