Promotes mathematical skills Our calculator can count and perform all basic types of arithmetic (addition, subtraction, multiplication and division). Beautiful wooden toys promote learning progress, fun learning and interest in numbers and mathematics. Educational toys are suitable for elementary school students and aspiring math enthusiasts as well as for children from 36 months. HIGH QUALITY MATERIALS High quality wooden construction, the wooden frame feels smooth, wear-resistant, fall-resistant, robust and durable. The polished and colorful plastic beads are safe and non-toxic, provide all-round protection and are suitable for children to move and touch. Exquisite DesignHe has a beautiful appearance. The exquisite color of the beads is very beautiful, which can attract children's attention and improve children's eyesight. 5 Different colors can help children distinguish colors early and increase their interest in learning. Practical setYou get 1 calculator, 100 number cards, 10 number symbol cards, 100 count bars and 1 addition/subtraction/multiplication/division table. After use, it must be stored in a packaging box to avoid losing the cards. Perfect gift This educational calculator slide set is a great gift for school entry and also an excellent interactive parent-child game and travel game; When children can be with their favorite little things, learning becomes more interesting and efficient. Parents or groparents can choose this wooden ruler toy as a birthday or party gift for the little ones. Improve the relationship between you and your child through fun games.