Children's height ruler, educational sticky ball height ruler toys are made of high-quality materials, not easy to break, not easy to fade, and durable. Multifunctional early education height ruler, educational sticky ball height ruler toy, record the moment of the child's growth. Sticky balls are reusable and fun. Puzzle sticky ball height gauge toy. Sticky balls can improve children's hand-eye coordination and motor skills. Facilitate interaction between players. Play our toss game set wherever you are. The educational sticky ball height ruler toy can be hung in the children's room, living room, bedroom and other places to beautify the wall and let the children have fun. This height ruler, educational sticky ball height ruler toy is a great gift for kids on special occasions like Festival, Children's Day, birthdays, etc.