Ultimate Eye Twisters is a bumper collection of crazy and mesmerizing optical illusions and visual puzzles. It contains hours of eye-boggling, mind-twisting fun

Ambigrams are words that are written or drawn so that they can be read in more than one way, back to front, upside down, turned this way and that.

Presents examples of optical illusions and discusses how they happen by looking at how the brain and the eyes work together.

Contains a collection of ideas and games. This title includes games and activities that address particular communication themes, such as: listening techniques;

Perfect for kids and adults alike, this is a collection of the most brain-bending and eye-twisting optical illusions around