This 2-cell AA back-to-back battery holder with wires is excellent for use in any hobby or science project. Comes with 6 inch black/red wire leads for easy hook-up. Recommended for electronics applications, for use in science fair projects and more!
Build over 100 exciting electronic projects with this easy to use kit!
Check out this high-quality gyroscope!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
Build your own metal detector robot!
This fun neon pin art features blacklight sensitive pins!
The cards show the name of the element, the atomic number, group, natural state and common usages!