You can use this rubber stopper to contain liquid in test tubes and flasks. Fits tightly to prevent chemical leaks. Highly recommended for use in the science classroom or when displaying a science project!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
Learn all about the science of light, optics and visual perception with this wonderful kit!
Build over 60 projects with this deluxe version of the Snap Rover kit!
Command robotic creations with this cool construction kit!
Build over 100 exciting electronic projects with this easy to use kit!