Cash Register for Kids: Working solar-powered calculator and pretend cash register Encourage Money and Math Skills: Includes 30 actual-size pretend bills, 40 plastic coins, pretend credit card, and activity guide. Pretend bills measure 6.25" x 2.625", pretend coins range from .80" (penny) - .995" (quarter) Realistic Toy Cash Register: Makes a cha-ching sound when the drawer opens This preschool Learning Toy encourages imaginative play This is the perfect math toy for toddlers 3 years and up! New. Box never opened.