Have a fun, exciting time while teaching your child about planning and building with the Hape Marble Mayhem DIY Marble Racetrack. FEATURES: DIY MARBLE TRACK: Get ready for some marble madness with this Do-It-Yourself block set! The DIY marble track gives you a fun, creative, and fast-paced game to pass the time; Who will win, Domino Team, or Bell Team?, CONSTRUCT the track yourself with the included blocks, tracks, marbles, and everything else you need to build the track., INCLUDES: Track includes a jump, a bell-bucket, a spiral funnel, a ringing bell and a sliding track for your marbles to get through, STEAM: Know who wins the race when the bell rings or the dominos start falling. Great for encouraging hand-eye coordination, planning and logical thinking, ENDLESS POSSIBILITIES! Build the towers and tracks then send your marbles rolling down through all the tricks, twists and surprises! For 3 years and above. WHAT'S INCLUDED: 129 Pieces. DETAILS: Age: 3 years & up, Some assembly required, Wipe clean, 16.93 x 16.93 x 14.17 inches, Plastic, E1100, Imported. Size: One Size. Color: Multi. Gender: unisex. Age Group: kids. Material: NONE.