https://goodreadsb.blogspot.com/?book=1593276885
The LEGO Power Functions Idea Book: Machines and Mechanisms shows off small projects to build with LEGO s system of gears, motors, gadgets and other moving elements. The book is filled with hundreds of buildable, clever mechanisms that demonstrate a key technique or mechanical principle. Follow along and build rack-and-pinion steering systems, sliding doors, grasping claws, ball-shooting devices of every sort. And just by building, you ll explore the principles of simple machines, gearing, power translation, and more. Imagine. Create. Invent. Now, what will you build?
