Millions of Pete the Cat fans love this cool groovin easy-going rockin cat! With 20 best-selling children s books on the market and more released each year happy fun-loving Pete has become a preschool and kindergarten sensation. Musical light-up pen guides young learners with lights and sound effects when used with any Hot Dots card or book set. The pen requires 2 AAA batteries not included. At Educational Insights we ve been helping kids learn through play for the last 60 years. We take great pride in working with experts in many distinct fields—from scientists to teachers to artists—to ensure that our products are always the very best they can be. Our award-winning best-selling toys and games introduce new interests unleashing limitless possibilities and passions including Coding Critters Hot Dots Design & Drill Playfoam GeoSafari Kanoodle and Brain Bolt.