In no particular order:
Legend of Zelda: Twilight Princess
Legend of Zelda: Skyward Sword (though I haven't got to play it yet
Thanks to my brother hogging it.)
Legend of Zelda: Windwaker
Legend of Zelda: Four Swords Adventures
Legend of Zelda: A Link to the Past
Legend of Zelda: Links Awakening
Legend of Zelda: Phantom Hourglass
Legend of Zelda: Ocarina of Time (for the 3DS!)
And I could go on and on and on and on and on..... But!
Mariokart Wii
Super Smash Bros (Melee and Brawl!)
Spore Hero
Kirby: Return to Dreamland
Singstar
Dragon Warrior VII
Castlevania: Symphony of the Night
Castlevania: Lament of Innocence
Just Dance 1, 2, and 3 (even though I do not own any of these)
Horsez
Petz Horsez 2
Lets Ride: Silver Buckle Stables
Oi, I could go on and on and on and on and on and on and on and on... But all I've to say is this: LEGEND OF ZELDA IS THE GREATEST SERIES EVER!