Unlike traditional LEGO books, where you build preset models, this book offers puzzles that encourage creative problem-solving and spatial reasoning.It's up to the reader to build solutions to the 116 puzzles in the book using 31 standard LEGO bricks - no laundry list of parts or complex building instructions.Perfect for builders of all skill levels, the book starts with simpler puzzles then builds to more challenging ones.Puzzles include creating missing shapes to complete a cube, building a figure to match a silhouette, and much more.Hints and solutions to each puzzle guide builders through the book.