Open & close for sing-along songs! Requires 2 AAA batteries. Teaches • Numbers • Opposites & Greetings • Friendship, first words and more! Fine Motor • A soft dollar bill, pop-up credit card & push-button coins help develop fine motor skills. Curiosity & Discovery • Encourages baby’s curiosity by promoting early role play. Academics • Open the wallet to hear content about numbers, opposites, greetings and more!