One Imagine Ink marker magically reveals a rainbow of colours. Mess Free Marker magically reveals a rainbow of colours! These Imagine Ink picture books use a mess free marker to reveal a rainbow of colours as you draw on the page! Designed to be used with the included magic ink marker, a clear marker that will not visibly mark most other items, the imagine ink picture books are perfect for travel, holidays, or any time! 24pages of games and activities. Search for Hidden Images on every page!