Travel through the cosmos and back with the Techno Gears Marble Mania - Cosmic Zoomerang construction set! Spark your young engineer’s interest in STEM education with this immersive, action-packed marble maze building kit. This 80+ colorful translucent piece construction set is designed to launch kids into the exciting world of science, technology, engineering, and math. Closely follow the colorfully detailed instruction manual to build the marble run and watch your child enjoy the extended play value as they experience the world of cause and effect. Foster a creative hands-on experience and make learning fun by introducing your child to the remarkable world of engineering and mechanics! Recommended for ages 6+.