Q-BA-MAZE 2.0 is a unique system of colorful cubes that interlock to form a marble run. You can create thrilling maze sculptures in the form of animals, geometric shapes or any other design! The Q-BA-MAZE 2.0 Big Box includes 72 cubes in five different colors and 20 marbles. Configurations provide exceptional stability, allowing for unpredictable action when the steel balls travel the various routes. Use your critical thinking skills to stack and interlock the translucent pieces in a way that creates an advanced marble maze that keeps everyone, including yourself, guessing!