This solid wood obstacle course will keep children engaged while exercising their mind and body. Kids can use their imagination and problem solving skills to connect the bases, arrange different obstacle courses, and learn to recognize their colors and numbers. Children can enjoy interactive play time with siblings or friends, as well as, collaborative play. They can work on their balance, motor planning and coordination skills. This set is a great tool to work on motor skills and build strength in a fun and safe environment. Set of 17 pieces includes 6 long pieces, 6 connecting pieces and 5 large number discs.