Roller coasters are mesmerizing for kids of all ages, and the new Techno Trax Mineshaft offers kids an “archaeological” coaster adventure! The Mineshaft edition replicates a real-life roller coaster, while your mineshaft car travels through the under world full of drops, twists, and turns as it makes its journey! The motorized chain returns your mineshaft car to the top of the track where another exciting journey begins! Complete with over 150+ parts to build this impressive set, the detailed online instruction manual is very colorful and easy to use. A fantastic product that supports STEM! Ages 8-14 years.