This top-rated STEM toy combines and connects classic wooden train railways and popular building blocks, bricks (i.e. LEGO DUPLO) Compatible with Major Brands: LEGO DUPLO MEGA BLOKS BRIO MELISSA & DOUG IKEA IMAGINARIUM KIDKRAFT THOMAS AND FRIENDS, etc. Easily build sturdy, multi-level track layouts Made in USA Third party tested for compliance with CPSIA requirements and in accordance with the latest testing standards as defined by ASTM
