In this game, your city is attacked by a pirate ship and all you have is a paper boat made out of ocean wood the strongest wood to ever exist. Your goal is to make your paper boat so heavy and dense that the pirate ship sinks.

Procedure

1. Click the Get Ocean Wood button.
2.  Choose the number of times you want to upgrade your paper boat's weight
3. Battle crabs and get 12 * (number of times you want to upgrade paper boat weight) logs
4. Upgrade the paper boat's mass
5. Repeat for 10 minutes.
6. Assemble your paper boat with math problems
7. Destroy the pirate ship.