How do you unlock mini-games in Super Mario 64 DS?

Answer 1

You can unlock mini-games by catching rabbits all around the castle. Talk to the Toad behind the character switching room to make them appear. Here are the rabbits and which mini-games they unlock. Every last rabbit says something different from the rest.

Yoshi:

Hide and Boo Seek - In front of the castle. Stars Required: 1

Puzzle Panel - Left of number one. Stars Required: 1

Boom Box - Right of number one. Stars Required: 1

Tox Box Shuffle - In the flowers. Stars Required: 1

Which Wiggler? - In the hedges. Stars Required: 1

Mix-a-Mug - Near Lethal Lava Land. Stars Required: 12

Puzzle Panic - In the drained moat. Stars Required: 12

Mario:

Sort or 'Splode - Near the waterfall. Stars Required: 8

Trampoline Time - In the room with Jolly Roger Bay. Stars Required: 8

Shuffle Shell - In the mirror room. Stars Required: 31

Bounce and Trounce - Near Lethal Lava Land. Stars Required: 12

Connect the Characters - Near Shifting Sand Land. Stars Required: 12

Shell Smash - In the drained moat. Stars Required: 12

Trampoline Terror - On the stairs leading to the third floor. Stars Required: 31

Luigi:

Picture Poker - In the alcove of the courtyard. Stars Required: 15

Mushroom Roulette - In the puddle in the basement. Stars Required: 15

Mario Slot - Behind the Rec Room. Stars Required: 15

Lucky Stars - In the room with the Bob-omb Battlefield. Stars Require: 15

Pair-a-Gone and On - In the hedges. Stars Required: 15

Memory Master - On the second floor. Stars Required: 31

Super Mario Slot - On the roof. Stars Required: 150*

Wario:

Bingo Ball - Over the bridge. Stars Required: 31

Coincentration - In the room with Whomp's Fortress. Stars Required: 31

Psyche Out! - Near the Toad in the basement. Stars Required: 31

Slots Shot - In the courtyard. Stars Required: 31

Lakitu Launch - In the room with Tiny-Huge Island. Stars Required: 31

Intense Coincentration - On the third floor. Stars Required: 50

Giant Snowball Slalom - In the left alcove on the third floor. Stars Required: 50

*Normally, you need 150 stars to get to the top of the castle. However, it's possible to unlock Luigi's last game by backfliping and scuttling to the top of the castle. Or, if the moat hasn't been drained, you can perform a glitch using the tree.