Here is my list of good games for the computer,

1. Pharaoh
2. Vet Emergency
3. Dogz 5
4. My Amazing Human Body (really funny!)
5. Harry Potter and the Chamber of Secrets
6. The Sims (All versions)
7. Microsoft Encarta Jr. (Okay, ir's not really a game, but it's fun!)
8. Catz 5
9. Roller Coaster Tycoon
10. Ultimate Ride

Those are just a few! Stay tuned for more! 
(Games not listed in any particular order)