Developed by Digital Machina, Tetrical is a three dimensional (3D) stacking game programmed in Flash. The object of the game is to obtain the highest score by filling layers with falling polycubes.

Strategy Tip:

Build up your stack toward the back of the space so your view is not obstructed. Have fun!!

How to Play Game

• Use the arrow keys to move the falling polycube around in space.
• Hold the Ctrl key and press the arrow keys to flip the polycube forwards, backwards and sideways.
• Hold the Shift key and press the left or right arrow keys to spin the falling polycube.
• Press the Space bar to drop the falling polycube into place for the highest bonus.
• After filling a layer, each remaining polycube will be shown individually to reveal any empty spaces. Press any key to cancel and resume play.
• Use the < and > keys to spin the stack for a better angle.
• Use the + and - keys to adjust the transparency of the stack.