Get deep, rich tones and quality sound with this excellent subwoofer speaker. It makes a great addition to your home theater system, or use it for science experiments with non-Newtonian fluids.
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
This is a deluxe soldering station that can handle any kind of application!
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
With this kit, you can conduct 25 experiments to learn how an electric motor converts electricity into motion, and how an electric generator does just the opposite, converting motion into electricity.
An unconventional ball-tossing, head-catching challenge for 2 players or teams!