This game, which has similar features with montessori cylinder with matching table & educational cards & solid wood matching balls, is a little different as it teaches the concepts of big and small and the transitions of color tones. it is an educational game about matching, building relationships, the concept of big and small, and colors. while it supports fine motor skills, it also contributes to the development of thinking skills. it can also be thought of as an open-ended game. if your child wishes, he/she can construct the design he/she dreams of, can make a road, a bridge, a house or maybe even a flower, he/she designs the shape he/she dreams of, has fun and learns.!1. class material is used. en71 certified paints are used and it does not contain harmful chemicals. due to the use of solid wood natural material, slight bending may occur in the wood due to color difference and temperature changes. the wood is produced from 100% solid beech wood. materials such as contra mdf are not used in our product. note: 1st class handwork and 1st class materials are used. when comparing, we recommend comparing similar products in terms of workmanship and materials. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.