What’s better than building challenging, complex, and intriguing contraptions? Nothing! Designed to effectively stimulate child and adult minds alike, our Q-Ba-Maze Big Box employs snugly fitting, non-warped pieces that don't have breaks or skips, meaning the ball will never move unpredictably or careen off. Guaranteed to entertain rather than frustrate! With 72 cubes consisting of 3 different designs to be used as scaffolding, ramps, paths, and much more, this playset is perfect for any anyone looking to improve hand-eye coordination, problem solving with basic physics, and planning skills.