Use the arrow keys to move. If the level is equal to 2 3, or 4 you can use space bar to fire sponges and harpoons depending on what level you are on. To avoid glitches please tap the green flag twice.
This game is about saving the sea as you can tell. Lots of kids like shooting games but we think about the sea. fcars4, lscho109, and dittozia are the only people that worked on this for Australian STEM Game Design Challenge. :)