Fun, educational playset for birthdays or holidays, ideal for boys and girls ages 3–8 From the brand Best Gifts for Kids Best Gifts for Toddlers Click to play video Modular 3D Clip-Fit Design – Colorful cubes connect securely, letting kids build flexible race tracks with vertical climbs, curves, bridges, and twists Gravity-Defying Train – Motorized train races uphill, loops 360°, drives sideways, and even hangs upside-down for thrilling anti-gravity play STEM Learning Value – Develops spatial reasoning, problem-solving skills, and creativity as children design and construct their own unique track layouts Safe & Easy Assembly – Made of BPA-free material with smooth, rounded edges, the race track pieces lock firmly for seamless racing Wonderful Gift – Includes train that runs every track.