Wait until he throws the boomerang at you. When it's no longer in his hand, roll into the pillar he's standing on. The boomerang should push him off the pilar and make him fall down. After he does, run up to him and slash at him. Repeat until he's beaten.
He's the boss that you have to face in the first dungeon.
look at the Zelda Walkthrough.
beat gandadorf
youtube: legend of zelda phantom hourglass by cesaritox09
Beat Ganon, der.
You have to beat the mini-boss in the first temple, which is Ook, a white monkey
See there are monkeys scattered throughout the dungeon once you get like 4 then they help you across
It's in the Forest Temple (1st Dungeon. You need to beet Ook to get it though.
by using the spinner
Play the game.
Hookshot
No