For: 1-4 Players Playing Time: 25 Minutes Recommended Age: 8+ InUbongo, players compete to solve individual puzzles as quickly as they can to get first crack at the gems on hand for the taking. Original edition: The game board consists of six rows, with twelve gems (of various colors) placed in these rows. At the start of play, each player places their pawn in front of one of those rows. Each player also takes twelve polyominoes that is, pieces consisting of 2-5 squares in some configuration; players use these pieces each round to try to recreate shapes.