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.

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 for kids who love the challenges of visual trickery.

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

Our eyes see flies. Our eyes see ants. Sometimes they see pink underpants. Oh, say can you see? Dr. Seuss’s hilarious ode to eyes gives little ones a whole new appreciation for all the wonderful things to be seen!

From Cary Elwes, who played the iconic role of Westley in The Princess Bride, comes a first-person behind-the-scenes look at the making of the film.

Energetic illustrations and a new voice put a fresh spin on a classic folk tale.

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! When Jack and Annie got back from their adventure in Magic Tree House #23: Twister on Tuesday, they had lots of questions. How do tornadoes form? What kinds of tools can help predict bad storms? Where did the biggest snowfall on record happen? How fast are hurricane winds? Did you know that there’s a Magic Tree House book for every kid? Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books Merlin Missions: More challenging adventures for the experienced reader Super Edition: A longer and more dangerous adventure Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures Have more fun with Jack and Annie at MagicTreeHouse.com!