This Classroom Money Kit is an essential teaching and playtime resource for elementary aged children. With realistic sizes and designs, this play money resembles real US currency. Use it to teach addition, subtraction and making change. Or, keep it in a playroom or toy box for role play! Kit includes 500 plastic coins, 500 play money bills, and a money tray measuring 11” x 19.75”. Ages 5-9. Grades K-4.