After obtaining the magic bee, go to the man who sold you the bottle.  Release the bee
near him and he will buy it for 100 rupees.  Go to the dark world and go into the store in
town.  You can now buy more magic bees and sell them.

In rooms with the poltregeist tiles, stand at the edge of the room and face the center of
the room. The tiles will bounce harmlessly off the shield.

Upon entering Dark World and completing the first dungeon, Link can enter the Thieves' Den
dungeon in the Village of Outcasts and upon completing it, he can use the Titan's Mitt to
get the Dwarves to upgrade the Master Sword from L2 to L3.

Go to where the witch's hut is located and pull up the rock. Go south, then go east There
will be two caves, one open and one that needs to be bombed. Bomb it to get the Ice Rod.

There is a secret bee that will never fly away from you. Go to the cave where the Ice Rod
is obtained. In the cave next to that one is a statue of a fairy. Run into it and the bee
will appear.

Dark World 

On the east side of the pyramid in the Dark World. 

One of the chests in the chest game in the Village of Outcasts (Hook Shot). 

Hammer all the stakes in the area east of the Village of Outcasts where smithy's shop is
in the light world (Titan's Mitt). 

In a cave in the Swamp of Evil (Flute). 

Go through a cave east of Skeleton Forest. Use the Magic Cape to get past the rebounder.
(Magic Cape) 

Play the treasure digging game south of the Village of Outcasts. You may have to play the
game several times before you find it. (Hammer)

When you get the shovel and the magic boomerang (the normal version may also work), you
can dig very quickly. Throw the boomerang, quickly change to the shovel, and dig. The spot
where the boomerang passes by will be dug.

To earn Silver Keys, complete each level with a team score of 1000 or more Rupees, then
beat Vaati for ending #1. To earn Gold Keys, complete each level with a team score of 3000
or more Rupees, then beat Vaati for ending #2. To earn Hero Keys, complete each level with
a team score of 5000 or more Rupees, then beat Vaati for ending #3.

After you obtain the hammer in the Palace of Darkness in the Dark World.  Return to
Kakariko village in the Light world.  Beside the Smith's house, you will see a pole you
can now knock down with your hammer, proceed to jump into the well and walk into the door
on the north end of the room.  You will see a statue of a hand holding a bowl with a red
substance in it.  Use your magic powder on it and a little demon will appear claiming to
curse you.  He instead will put a 1/2 mark on the top of your magic gauge, making it use
half the amount of magic to use your magic using items such as your medallions and rods.