About this item:
Kids learn to visualize the numbers 1-20 in a variety of ways: seeing the digits, counting dots, ten frames, red/white , and base-tens. This deck of cards includes 5 color-coded sets in one box. Learn them one-by-one, then try to match the numbers in each format! Group all the 5s or 7s for example. The graphics are bold and simple making them easy to see. Use them to teach addition and subtraction.