Creative Gravity Play! The Trix Track Bouncing Spiral Track is more than a classic wooden ball run with fun and exciting eye-catching tricks and an easy locking system that keeps your creations stable while you build your maze. With your imagination there are endless configuration possibilities! The Trix Track Bouncing Spiral Track includes exciting new blocks that add an entirely new dimension to Trix Tracks which allow you to build faster and higher than ever before. Place each ball at the start of the track and watch how the balls jump while travelling through the slider! Trix Tracks help understand the cause and effect relationship. Specially designed bricks are made from a combination of eco friendly recycled saw dust and food grade plastic so it is safe, durable and good for the environment. Combine with other Trix Track sets to create even larger tracks, more trix and endless fun! FEATURES - Multi-Colored Pieces, Endless Connection Possibilities LEARNING - This Toy Promotes Intellect Skills, Creativity, Originality and Concentration FUN - Exciting Eye-Catching Tricks and Easy Locking System Durable and Stable While Building your Maze CHILD SAFETY - Environmentally Friendly Rubberwood & Strictly Using Non-Toxic Paints, Dyes & Lacquers & Formaldehyde Free Glue