Use your arrow keys (just up and down) to dodge the shark, fish, and divers to get home safely. It's kind of impossible to die, so just pay attention for the most part and you'll probably win.
When I saw @kyeshine's Worm in the Sea, I at first thought it was a game (it was still good, though). When I had finished, I thought, well, if there isn't a game, let's make one! So thanks to @kyeshine for the random idea I NEVER (ever ever ever) would have thought of. Check out my Interactive Guitar project