First you have to get them. Then go to Tree of Immortaliy. Athena will talk to you. The secret message is: 'Whoever wields the five sacred objects will rule all of Poptropica!' Then talk to Athena and Hercules will finally help you reach Poseidon and Hades, who will help you.
The olive tree
Olive.
Well, it was Ajax who actually made Athena mad, he raped Cassandra in her temple, under the Palladium, a sacred wooden statue of Pallas Athena.
Owls, chariots, and looms.
Olives, owls,sword and shield.
you go to Athena
Meet Athena at the Tree of Immortality and she will show you how to read the message on the sacred items.
After you give the items to Zeus, the old lady will turn into Athena.
Go to the place where you found Athena
you take them back to the grove where you met Athena
by getting all 5 sacred items
you go to athena and give it to her
After you get all the sacred items go 2 Athena and Zeus will take them. Athena will let you get help from hrcules, and you go through the gate and fight Zeus. it is hard 2.
After obtaining all 5 Sacred items on Mythology Island in Poptropica, you need to return them to each of the respective gods (Hades, Poseidon, Zeus, Athena, and Aphrodite) in the temple. Once you have returned all the Sacred items, you will be able to proceed to the final challenge to complete the island quest.
Take the five sacred items back to Athena at the Tree of Immortality. Zeus will show up after you decipher the message.
She should be by the sign that says "Become a God" at the olive tree after you've found the five sacred items.