This Computation Study Box is a visual way of teaching math's calculations to your kids. Your kids can actually pick up and place the pieces in the correct and logical order and understand basic math operations. Teach with number pieces or color full stick - either way, it is an interesting way to teach your kids about numbers, mathematical operations and identify colors. Eco-friendly wood with bright, non-toxic paints appeals to kids and parents. : Perfect Birthday Gift, Travel Gifts and Educational Gifts for kids. Wonderful wooden toy gift for child and kids. This toy makes a thoughtful gift for your little one. Save on time, money, and headache while doubling the fun for your kid. PACKAGE INCLUDED : Package Includes: 1 x sturdy wooden case with 40 x Counting Sticks, 20 pieces of wooden number tiles (0-9) 12 pieces (+-× ÷ =) .Material : Wood