E Marble

Roll your marble by controlling the direction of gravity, through a 3D mathematical environment.  24 levels.

keys control the gravity vector.

The key toggles "quick 90 degree gravity rotation mode"  Press then press any of .

The mouse (including the mouse buttons) controls the camera view point.

and are additional camera rotators.

The key accesses the screen resolution menu.

The key toggles screen buffering in case your display exhibits tearing.

The ape key escapes to the starting level.  The last level played will be saved so that you can continue after you quit the game.

The arrow on the bottom right indicates gravity's direction.