Get ready for vibrant, fast-paced, and spinning fun with our Pastel Ball Run Expansion Pack. This expansion pack features exclusively designed spiral, "X", and double-shell pieces that challenge your inner engineer to create larger and more exciting designs. This open-ended expansion pack includes square magnetic connectors, wooden balls, and a variety of transparent, ribbed tubes that allow you to explore movement and gravity like never before – an X-shape to redirect and spin the action, double shells for new opportunities for cooperative play and racing, spiral pieces for visual fun, as well as 1/2 and 1/4 pieces for twists and turns. As a quality open-ended toy, Connetix grows with children as they learn and their play becomes increasingly complex. Enhance your Pastel Ball Run Expansion Pack with our Pastel Ball Run, Base Plate Pack, and 62-Piece Starter Pack to take your Connetix creations to the next level. Recommended age: 3+ (contains magnets and small parts). Each pack includes: 48 connecting squares, 2 double shells, 6 right-angle tubes (90-degree bend), 6 U-shaped tubes (180-degree bend), 8 spiral tubes, 2 X-tubes, and 8 wooden balls.