This 2-cell D battery holder with wires is excellent for use in any hobby or science project. Comes with wire leads for easy hook-up. Recommended for electronics applications, for use in science fair projects and more!
This mirascope creates a 3D hologram image!
Every kid needs one of these spheres!
Command robotic creations with this cool construction kit!
Build a model green house and 9 other green energy-related devices with this great kit!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
This superb chemistry set features 350 mind-boggling experiments!