*: Step learning, from easy to difficult, the card will have the addition formula, may be Numbers plus Numbers, Numbers plus animals, animals plus animals Simple difficulty, the baby can find the corresponding number and number of animals through the pictorial prompts on the card, put them on the balance scale, and exercise the cognition of Numbers. Moderate difficulty, counting, the baby by looking at the number of animals on the card to find the corresponding number on the balance, so as to exercise the child to count the number. Complex difficulty, add formula, the baby according to the number of the card, the corresponding number on one side of the scale, calculate the sum of the formula, put the answer on the other side to balance, so as to exercise the child's arithmetic ability. Numbers balance game is a fun way to learn simple addition by hanging equal numbers blocks on each hand to balance the scale. Specification: Material: Plastic Size: 34x17cm/13.38x6.69inch Package Includes: 2 Pieces Plates 1 Pece Base 30 Pieces Duble-sided Cards 19 Pieces Little Scales 1 Set 1-10 Number Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.