The sleeping potion for the shark requires three ingredients (coconut milk, bone, key ingredient). Find them and take them to the medicine man (in the "tree" next to the ruins), who will mix them into a coconut for you to feed to the shark.
(see related question)
You use the cannon
The medicine man makes you a potion in a coconut. Shoot it at the shark and it will fall asleep. Swim to the island on the right.
I don't think so. That was a boring island.
you have to wear the grass skirt
Fire it in the coconut cannon at Booga Bay. No matter where it lands, he will swallow it, and you have succeeded.
The mission on Shark Tooth Island is to rescue the boy who is stranded in an island in Booga Bay (far right of the island) by the giant shark Booga. The solution is to gather the ingredients for a sleeping potion, to be mixed by the island's medicine man. (see related question)
It doesn't get full. You collect three ingredients and mix them to make a sleeping potion for the shark. (see related question)
At the completion of Shark Tooth Island, you rescue both Professor Hammerhead and the missing boy, both trapped by the menacing giant shark. The "calming potion" (knockout drug) created by the medicine man puts the shark to sleep and you can swim out to the island. (see related question)
You will have to mix a sleeping potion for the giant shark Booga, so that you can swim out to save the kid from the offshore island. (see related questions)
You collect three ingredients, mix a sleeping potion, and put him to sleep. (for the solution, see the related question)
Gather the ingredients to mix a sleeping potion, which you use on the giant shark named Booga which is terrorizing the waters around Shark Tooth Island. Professor Hammerhead, a shark researcher, has been trapped on a small island by the shark. Use his research to enter the underground ruins and discover the secret to saving him.
you need to get the sleeping potion from the guy up the tree and put the shark to sleep and you can save the old man and his son