Klutz LEGO Activity Kit - GRAVITY DROP

Build, drop, bounce, and roll your way through a thrilling STEM adventure with this epic 18-inch-tall marble maze tower!  Using LEGO Technic elements, wooden balls, and a sturdy chipboard pegboard, you'll create a maze packed with ramps, spinners, funnels, and more-plus bonus projects like a gravity labyrinth and grabber claw.  This hands-on kit combines physics, creativity, and engineering fun, inspired by the wacky world of Rube Goldberg. Includes 159+ LEGO Technic elements, 6 wooden balls, and a sturdy 18-inch chipboard tower Build 20+ contraptions, complete bonus projects, and explore fun physics facts and challenges Recommended for ages 8-12. WARNING: CHOKING HAZARD -- Small parts. Not for children under 3 years. Size: 10" x 10" x 1.5"