Illus. In full color. A jam-packed amalgam of puzzles, experiments, optical illusions, secret codes, and more are clearly explained in this brain-boggling activity book. Every puzzle, trick, and project can be executed with safe, inexpensive materials found around the home and the lively step-by-step instructions make each activity easy to follow.
發表於2024-11-25
Grover's 10 Terrific Ways to Help Our Wonderful World 2024 pdf epub mobi 電子書 下載
圖書標籤:
Grover's 10 Terrific Ways to Help Our Wonderful World 2024 pdf epub mobi 電子書 下載