It's a really manic time based clean 'em up. You will find yourself chucking loads of tiny blocks at the windows, clearing the floors easily with seconds to spare until it happens... All of a sudden that looming sofa resurfaces and comes flying out of your bag blocking the window! What now!? Better unblock it or find yourself another window!
[ARROW KEYS] to move, [Z] to pick up items, [X] to throw them in direction that you are facing