• Interactive marble track with 143 components to build custom courses. • Includes a motorized train, an electronic conveyor belt, and 10 MarBalls. • Features integrated light and sound effects activated by movement. • Designed with various elements such as curves, ramps, and secret passages. • Promotes the development of motor skills, creativity, and spatial thinking. • Compatible with all sets in the Marble Rush range to expand constructions. • Recommended for boys and girls between 4 and 12 years old. • Requires 6 AAA batteries to power the electronic components.