Jenga Rules And Instructions. Jenga Tetris. Rules & Instructions. How To Set Up. Jenga Tetris Game Rules. A move in the game Jenga consists of: 1. Take one. Rules of Giant Jenga. The tumble tower set comprises of 51 wooden blocks that is built into a tower. The aim of the game is to dismantle the tumble tower and. Jenga is a Parker Brothers game of skill and strategy. This rule keeps players from holding the tower steady while they pull their blocks. . Unfortunately you cannot, due to regulations of Jenga, otherwise everyone would start from the top.