- All 3 Activity Books come with a No-mess Invisible Ink marker that marks only the page
- Children can solve puzzles, reveal answers to riddles, navigate mazes, and more, without the stress of cleaning up
- Books includes a variety of classic engaging games: trivia, line up, tic tac toe, bingo, hangman, and more
- Great, quiet activities for toddler travel that easily fit in purses or bags - books provide hours of screen-free entertainment in church, restaurants, the doctors office, or flights, then quickly and easily close back up when its time to go
- Proudly Made in the USA by Lee Publications, these books are great quiet fun for birthdays, party activities, or traveling fun