$15 to $25

Chemistry comes alive with these gooey, glow-in-the-dark worms. With five unique experiments, you're sure to have a little scientist on your hands....

The principles of air pressure and suction are fascinating, but not as awesome as a beetlebot you build that can scale walls! Includes a colorful 8...

The Snap FM Radio kit allows you to build a radio that really works! You can make 4 projects! Requires 3x AA batteries (not included) Suitable for...