Mach mit! - Optische Illusionen: Zeichnen, ausmalen, basteln, rätseln, spielen! Das Aktivbuch für

Optical illusions are endlessly fascinating! This book not only offers the eye a wealth of astonishing deceptions but also encourages children aged 6 and up to get creative themselves. It’s all about using a pen and ruler to create your own optical illusions, solving picture puzzles, carrying out craft projects and experiments, or emerging as a winner from a color game. Exciting facts and plenty of photos and illustrations make this book a truly special delight!.