ITEM NAME:Wood Montessori Mathematics Teaching Material Addition Subtraction Board Mi B1K2 Wood Montessori Mathematics Teaching Material Addition Subtraction Board Mi B1K2 Wooden Montessori Mathematics Material - Additon and Subtration Board(Mini Family Set) Material: wood Color: wood color Include 1 addtion and subtration board, one side addition(with blue squares), one side subtraction(with red squares). Both side draws 12 squares by 18 squares with numbers 1-18 printed on the top. One box of 9 blue strips, 9 red strips and 18 natural wood strips Good for kids early knowing the concept of addition and subtration, and learning some simple operation of addition and subtration, improving kids interest in mathematics Size Chart: Board size: Approx. 30 x 22cm/ 12.99 x 8.66inch Package Includes: 1 SET * Mathematics Toy Kits Note: Chocking Hazard - Small Parts! Children under 3 years old should play with the toys under parents supervisor! Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
