An affordable, lightweight, plastic, 4-bladed propeller that can be attached to the end of a DC motor. Use it to propel small cars, boats, a fan, or even a wind generator! Great for use in tandem with a solar cell or a battery pack. Compatible with a wide variety of science fair projects.
This genuine meteorite is great for the rock collector in your family!
This simple but amusing magnetic toy will keep you busy for hours!
Build over 60 projects with this deluxe version of the Snap Rover kit!
Learn all about the science of light, optics and visual perception with this wonderful kit!
This plant and animal cell model activity set is a must-have resource for the science classroom!
This mirascope creates a 3D hologram image!