Strata (video game)Strata is a puzzle game developed by Minneapolis-based developer Graveck and initially released on September 12, 2013. It was accepted for inclusion on Steam via Steam Greenlight on May 29, 2014.WWW graveck.com/strataSteam App: 286380GameplayEach level has a different grid size, and different types of ribbons. The main goal is to place coloured ribbons down in such a way that the top-most layer of ribbon has matching colors with the square it's placed on.Critical reception, the iOS version of the game has a Metacritic score of 85% based on 8 critic reviews.