Educational Toys Ten-digit Counter For Addition And Subtraction Of Ten-grid Teaching Aids
Item No: XD20106
Include: 2 bottom plates, 20 small cylinders, 27 digital discs, 90 operation cards, 1 cloth bag and 1 instruction manual.
Help children understand and learn the 10-20 internal addition and subtraction of numbers.
Include: 2 bottom plates, 20 small cylinders, 27 digital discs, 90 operation cards, 1 cloth bag and 1 instruction manual.
Help children understand and learn the 10-20 internal addition and subtraction of numbers.
