Item in as-new condition. Original factory seal has been removed. Some items may be carefully resealed for protection only. David Macaulay author of the bestselling The New Way Things Work has invented a completely new and original way to learn the FUNdamentals of Physics in a program that has become another DK software science classic Macaulays totally unique approach to teaching invites students to share in the authors own exuberance and curiosity about the world and how it works. Students will learn about various scientific principles as they go through the Inventors Log- a fascinating view of the wonders of the world as explained by science. Students then apply their knowledge to become mechanical engineers in this program and actually design and build their own exciting pinball games. Using springs hot air balloons gears and more as they learn more science they gather more and more gadgets they can use in building their games- as the bumpers and obstacles of their game come together their knowledge of science increases.