Double-sided, handled module with more than 50 embossed trigger labels 8 hardcover books with paper pages Learning activities, questions, sounds, songs 3 replaceable AAA batteries included This double-sided, handled module has more than 50 embossed trigger labels. The audio content includes learning activities, questions, sounds, and songs. Book Titles- 1. Big and Small: animal sizes 2. Up and Down: animal activities 3. Quick and Slow: animal speeds 4. Short and Tall: animal heights 5. Land and Sea: animal habitats 6. Day and Night: animal behaviors 7. Loud and Quiet: animal sounds 8. Hot and Cold: animal environments