Phineas and Ferb fans will love this cool format based on the sure-to-be hit Phineas and Ferb Disney Channel Original Movie: Across the 2nd Dimension! By flipping the sturdy die-cut pages, kids will be able to interchange elements of Phineas, Ferb, and the rest of their favorite characters, who have entered an alternate world! With over two hundred different character combinations to be made, this book will provide hours of phun!