works with the Fisher-Price Wonder Makers Design System
This set will give you more tracks and building pieces for the Wonder Makers Design System, by Fisher-Price. You get 27 pieces that can be configured in different ways with the original Design System. This will let your little one's creativity and imagination work. You would be surprised how focused a child can get on building something like this and the pieces are made to work with each other and be easy for little one's to handle and build.