Explains workings of more than 150 simple and complex machines and inventions
Examines fascinating worlds of history's great inventors from 7000 B.C. to the present.
Guided by the humorous Great Woolly Mammoth
Learn about 22 basic principles of science
More than 300 wacky animations
Ages 8 up
Win 98 ME 2000 XP Vista
Mac 10.2+
