How to Play ? 1.Choose a card and put it on the card holder, cover the word and the answer of the arithmetic operation as you like. 2.Recognize the object/ figure out the arithmetic operation, find the right letters/number cubes and put the cubes on the letter/number holding area 3.Game complete and turn it back or choose another card 4.If there are multiple plays, take turn to choose a card and take the word spelling and arithmetic operation challenge. Who completes the word spelling and arithmetic challenge game on the card can keep the card and whoever wins more cards in the end if the winner. Content of the cards Words: 18x 3 letters cards 24x 4 letters cards 22x 5 letters cards Words are about animals, fruits, colors, food, vehicles, body, planet and other daily supplies which kids are familiar with to make it more attractive to kids. Arithmetic: Counting, addition, subtraction, multiplication and division within 20. Specification: -- Weight: 0.29lb -- Size: 7.2*6.2*2.2in -- Material: Environmentally friendly plastic and cardboard Package Including: 1 * Matching Tray 10 * Letter Cubes 20 * Number Blocks 1 * English Manual 5 * Mathematical Symbol Blocks 32 * Cards( 2 sides printed including of 64 words & math questions) Warm Notes: 1.Not for children under 3 yrs. 2. Safety,Health,Washable,Environmental Protection.