|This is a fun learning product that will help your child improve spelling, science, social studies and math skills. Each cartridge contains action-packed games and questions and sold separately. Electronic Turbo monkey appears on the LED screen and guides players through five different categories of games. Grab letters to spell words before time runs out. Practice your math tables to a musical beat. Earn points by choosing multiple-choice questions correctly. With this educational tool, your child will learn over 200 facts about people, geography, history, science and nature. Turbo Extreme is headphone compatible (headphones not included) and requires four AA batteries (not included).