Überstix® Starter Set Everyone can enjoy Überstix®!$40.95 Überstix® Überpult™ Build a catapult and test it for performance.$20.95 Capsela® Weather Station Learn about the weather. Ages 7+$24.95 ZOOB™ Mobile Car Designer Kit Build up to 3 different cars at one time.$29.95 ZOOBMobile Racer 37 ZOOB Pieces with instructions for 9 models.$16.95 Motor-Works™ Build your own working engine!$31.95 Jet-Works Build your own battery operated jet engine. Ages 8+$34.95 Erector® Motorized Mechanics Workshop Build 25 models with this new set from Erector®.$91.95 Erector® 50 Model Set The Best of 50 is the "Set to Get"$109.95 Erector Speed Play T-Rex The Motorized T-Rex has 640+ parts. Ages 7+$79.95 Erector Speed play Interactive Robot Speed Play which allows for quicker assembly Tools and instructions included.$119.95