Use the left mouse button to interact with the objects in the game.
In a fun Blocks game online called Balanz unblocked, you have to present your building skill in a tough mission which is to build a tall tower by stacking a lot of shapes. There will be plenty of levels with various objectives. You only finish a level when your tower reaches the requested height. So try your best to create more shapes and pile them up on each other to complete the tower then proceed to the next level. Have fun with Balanz game!