Nintendo Wii

North America:
1. Mario Kart Wii (Nintendo)
2. Wii Fit (Nintendo)
3. Rock Band Special Edition (EA Games)
4. Wii Play (Nintendo)
5. Super Smash Bros. Brawl (Nintendo)

Japan:
1. Zero: Gesshoku no Kamen (Nintendo)
2. Mario Kart Wii (Nintendo)
3. Wii Fit (Nintendo)
4. Boom Blox (EA Games)
5. Tales of Symphonia: Ratatosk no Kishi (Namco)

UK:
1. Wii Fit (Nintendo)
2. Mario Kart Wii (Nintendo)
3. Carnival Funfair Games (2K Games)
4. Wii Play (Nintendo)
5. Super Smash Bros. Brawl (Nintendo)

Nintendo DS

North America:
1. New Super Mario Bros. (Nintendo)
2. Mario Kart DS (Nintendo)
3. Final Fantasy IV (Square Enix)
4. Brain Age (Nintendo)
5. Brain Age 2 (Nintendo)

Japan:
1. Rhythm Tengoku Gold (Nintendo)
2. KORG DS-10 (AQ Interactive)
3. Dragon Quest V: Tenkuu No Hanayome (Square Enix)
4. Daigasso! Band Brothers DX (Nintendo)
5. Dokidoki Majo Shinpan! 2 DUO — Limited Edition (SNK Playmore)

UK:
1. Dr. Kawashima’s Brain Training (Nintendo)
2. More Brain Training (Nintendo)
3. 42 All-Time Classics (Nintendo)
4. Sight Training (Nintendo)
5. New Super Mario Bros. (Nintendo)

Link