Hi Tower – Giant Tumbling Blocks Style Game This giant version of the classic family game is one of cunning and skill. Build the tower then take it in turns to remove a piece and add it to the top without making the whole tower tumble. The higher you reach the more unstable and the bigger fun it becomes! 58 solid wooden blocks each 29cm x 7cm x 4.5cm Hi-Tower builds from approx. 0.9 m at the start of the game to around 1.5m during play.