the code is
o p e n
find the translation key on top of the ruins the answer is open.
You have to buy the plush toy yourself and find out.
The code is OPEN.
open
poopu
go to the top of the big shark state .
code .........................................................................................................................................................................................................................................up down
its OPEN
Mask? What mask? There is no mask that you have to find in Shark Tooth Island, Poptropica.
Go to the native in the tree and get what he needs then find the cannon and feed the shark
you find the coconuts at the end of shark tooth island where beluga shark lives where it says NO SWIMMING!
you can find milk at the coconut stand in shark island