Add a new dimension to your reading! Mark-My-Time bookmarks now in 3D Disney collectible sets!Convenient-easy to set timer to count down or accumulate reading time. Motivational-encourages kids to read often and independently while helping them to record time for school or library reading logs. Portable-Encourage reading anytime and anywhere with a design that can remain in the book and be “on the go†like you are. Time is stored in the bookmark until you delete it. This bookmark is ideal for timed math fact activities, music practice sessions, homework study sessions and more. Parents and teachers across the country confirm that Mark-My-Time bookmarks are a great way to get kids excited about reading and wanting to read more.Made of durable polyethylene plastic and now available in three cool 3D Disney designs, Pixar Cars, Disney Princesses Girls Can Do Anything including Rapunzel, Belle and Jasmine, and Disney Princess Heart Strong including Ariel, Snow White and Tiana. These exciting new bookmarks are the perfect gift or stocking stuffer for your reader.At the top is a digital clock thatâ€s powered by a replaceable watch battery. Choose to set a countdown timer with alarm that alerts readers when they have completed their required reading time or use the cumulative timer, which stores up to 100 hours of reading time over multiple sessions until the reader chooses to delete it. A 60-second countdown/count up feature displays seconds at the one-minute mark to aid in fluency checks.AGES 5 AND UP | Dimensions: 1-3/4" x 7-3/4"