This Leap Frog TAG Reader is a must-have for any child who loves learning and electronic toys. The green stylus pen Cat in Hat and The Princess & the Frog books provide endless hours of entertainment and education. This device is perfect for children who are just starting to learn and explore the world of reading and electronic learning toys. The Leap Frog TAG Reader is compatible with the Tag Learning System and is designed to provide children with a fun and interactive learning experience. With its unique design and engaging books, this electronic learning toy is perfect for children of all ages who want to learn and explore.