The Learning Journey Techno Gears Crazy Train 2.0 is an engaging STEM building set designed to inspire young engineers aged 6 years and above. With over 50 colorful pieces and a power motor, children can construct their own moving masterpiece while learning about gear ratio mechanics. This educational toy aligns with STEM standards, making it a fun and educational gift for both boys and girls. Get ready for an exciting journey of creativity and learning with the Techno Gears Crazy Train 2.0!