Discovery Mindblown DIY Model Steam Engine Pools a player adds blocks adjacent

a player adds blocks adjacent to at least one previously played block

Dimensions: 71cmL x 68cmW x 130cmH

The classic cube that started it all AND BEST SELLING PUZZLE in HISTORY

The built-in sprinkler spouts water out of the top of the cactus

Discovery Mindblown DIY Model Steam Engine Pools a player adds blocks adjacentDiscovery #MINDBLOWN Steam engine is easy to assemble, and kids will love connecting the pieces together! Learn how locomotives work as the train starts up in a realistic way, one step at a time! Watch the systems come together and interact to move the train. Visible systems and moving parts are fascinating for kids to watch and will keep them entertained for hours. Mechanics work together in amazingly precise coordination! Features: Assemble the