Get ready for a birthday party where your eyes will play wonderful tricks on you. Little Frog is celebrating his birthday, and Mama Frog is very confused when the guests arrive. Red Fox looks green, Orange Cat looks blue, and Purple Butterfly looks yellow! What is going on with these strange colors? You will discover the magic of the color wheel and optical illusions as you read. By staring closely at a picture with a tiny dot and then looking at a blank page, you will see the true colors magically appear right before your eyes. You get to be the scientist, testing out how complementary colors work in a fun, interactive way. Join the party animals and learn a fascinating trick about how your eyes and brain work together to create incredible colorful surprises.