Run around the lake with the tentacles following behind you. once the tentacles stop. turn back and hit the last tentacle till the boss dies. normally you need just two turns to kill the boss. Earth Boss is still unknow as i kept dieing.
You get the longshot in the water temple after you beat Dark Link as an adult.
It is the treasure of the Water Temple. You first have to beat Dark Link in order to get it.
You beat the isle of gust.
you have to beat the fire temple.
beat the ice temple
beat the the dark temple floor
you have to get the double clawshot from the miniboss.
Then you go back and beat it.
you need to tell me which part of the temple your in submit another question and tell me.
You have to beat the forest temple and go back to the sword pedestal in the temple of time. Talk to sheik and he'll let you put the sword back. If that doesn't work, try after beating the water temple.
After you beat the water temple.
you must beat the forest temple and return to the tower of Spirits