The Block Fairy

Ever wondered how ?-Blocks gets placed around the world? It's not the tooth fairy, it's not the Easter bunny, it's the Block Fairy!  You have to use the fine cannon and hit block-spaces on the screen.

Controls of the fine cannon:
Up and down arrow keys = move vertically
left and right arrow keys = aim
Space (hold) = charge cannon
Space (release) = FIRE
Escape = return

REQUIREMENTS: PENTIUM processor, 128 MB RAM, 8 MB VGA