Educational software (Amazon Deal of the Day)

Crazy Machines: The Wacky Contraptions Game for Win/Mac by Viva Media.

Crazy Machines 1.5 by Viva Media for Windows PCs. Create Your Own Zany Rube Goldberg Devices! Go crazy with over 200 brand new gizmo-twistin' levels! Enjoy all-new elements, music, backgrounds and more. Start off in the Inventor's Training Camp to sharpen your skills. Get ready for explosive action and building fun using 100 awesome & wacky parts -- including bottle rockets, cannons, bombs, and robots. The Ultimate Brain-Teazing Puzzle Game! Continuing the fun, but not including puzzles from Crazy Machines: The Wacky Contraptions Game.