Creative Gravity Play. More than a classic wooden ball run. The Wonderworld 2 Way Flipper set comes with 11 separate rubber wood trix and track components which slot onto 41 orange blocks and 4 colored wooden balls. Easy locking system keeps your creation stable while you build your maze. With your imagination there are endless configuration possibilities. Specially designed bricks are made from a combination of recycled saw dust and food grade plastic so it is durable and good for the environment. Combine with other Trix Track sets to create even larger tracks, more tricks and endless fun! 56 piece set including 4 Trix and 4 colored wooden balls. •56 piece set •ENCOURAGES IMAGINATION & ORIGINALITY •PROMOTOES INTELLECT & SKILLS •PROMOTOES SPATIAL PERCEPTION, CREATIVITY AND CONCENTRATION •Eco-Friendly: Made in Thailand from rubberwood and strictly using Non-Toxic Paints, Dyes and Lacquers and Formaldehyde Free Glue. Packaging is made from at least 70% recycled paper.