Make a winning bid on these five exciting and educational kits for your budding young scientist!

Physics Solar Workshop
• build 12 models, including a solar-powered tractor, truck, treaded vehicle, car, elevator, drawbridge, fan, airplane, mobile crane and construction crane
•learn about harnessing and using solar power
•learn about motors and simple machines

Do-it-Yourself UFOs
Create intergalactic flying objects and funny alien models from a variety of materials. Using metallic foil, holographic foil, silver cardboard, wire, transparent domes, and your own everyday recycled materials, you can dream up and construct your own extraterrestrial spaceships. Make alien figures to pilot these ships from white and green clay. Learn about the scientific search for extraterrestrial life.

Wind Racer
Construct five vehicles powered by the wind, including three sail cars and two sailboats, and a wind direction indicator. Investigate the physics behind how they work. Learn how sails function like wings to capture the forces of the wind and generate lift.

Plasma Reactor
Create a fizzing and bubbling reaction that resembles a lava lamp inside this cool rocket ship shaped container. An LED light illuminates the reaction from the underside. Learn about chemical reactions.

Slime Time
Construct an electro-goop powered battery and use it to juice up a digital clock. Learn about electrochemical reactions, electrodes, and batteries.