Publisher's Synopsis
Have a Yabba-Dabba-Doo day with Fred Flintstone as he explains how simple machines work! Fred shows readers the Flintstone way of using simple machines in everyday situations. With simple, informative text narrated by Fred and a few other Flintstone characters paired with colorful illustrations, students learn all about inclined planes, levers, pulleys, screws, wedges, and wheel and axles!
