Synopses & Reviews
Build Incredible Thingamabobs and Amazing Whigamajigs
Would you like to create your own robot? Or make a solar-powered pocket watch that keeps going and going and going? Find out how to turn simple stuff into cool contraptions. Some will make your life easier, including a thunderstorm detector and a pet watering dish gizmo that refills automatically. Others, like the giant-pumpkin grower, will make you the hit of the neighborhood—especially on Halloween. So don’t wait any longer—get launching right away!