Eventually you should come to a room where you have ride a big boat, and fight off two Stalfos, and it you get off to your right, other wise you sink with the ship and die. Then if you look across, there's a door on the other side. That room is where you go in to get ready to fight. You have to tackle the first pair of doors on your left and right first though to eventually lead to get the boss key. Then you return, and get ready to right Bongo Bongo =).
That's quite a hard question to answer, but this link should help you. NOTE: The Lens of Truth from Under the Well will help you a lot.
In the shadow temple at the beginning of the temple, you defeat a dead hand then you will find it in a chest.
they come from the shadow temple
Shadow Temple.
The shadow temple is located in the graveyard in Kakariko Village.
shadow temple :)
Hover boots.
A stalfos is a skeleton, approximately twice the size of young link. They carry a round shield and a powerful sword. They are found commonly in the Shadow Temple but are also in the Forest Temple.
you find it in the shadow temple after killing a mumie
Yes. After you beat the forest temple you can return to the temple of time to the master sword's chamber. Pick it up to switch between time periods.
Yes, She Shiek shows up in Kakariko during the shadow fight with Bongo Bongo(Shadow Boss).
You should try a walkthrough
If you mean Temple, then all 5 temples in order are: Forest Temple, Fire Temple, Water Temple, Shadow Temple, and Spirit Temple.