101 Optical illusions

You'll be amazed at the mind-boggling optical illusions in this book. From colourful spinning circles and baffling beach huts to wobbly lines that are actually completely straight, these illusions will astonish the whole family. Snippets of information ex Youll be amazed at the mind-boggling optical illusions in this book. From colourful spinning circles and baffling beach huts to wobbly lines that are actually completely straight, these illusions will astonish the whole family. Snippets of information explain whats happening and how each illusion works. You wont believe your eyes!