Nickelodeon Blue's Clues and You! Coloring and Activity Book Set - Blues Clues Coloring Books with Blues Clues Imagine Ink, and Blues Clues Stickers (Blues Clues Party Favors). The set features Blue's Clues in a 24-page Magic Ink book with 1 mess-free Imagine Ink pen, Blue's Clues play pack with mini coloring book, Blue's Clues stickers and crayons, 1 32 page Blue Clues coloring book, and 1 64 page Blues Clues coloring book. The Blues Clues Imagine Ink picture book uses an invisible ink pen to reveal a rainbow of colors as you draw on the page. Does not visibly mark most other items. Perfect as Blues Clues party supplies and party favors. Great fun for any little Blue's Clues fan. Officially licensed Blue's Clues and You! toys and games products -- for girls and boys alike! Includes bonus castle door hanger, Highlights poster, Highlights stickers, and more