There is a list of "casual" games if that's what you are looking for.
First wave of Xbox games for Windows 8 unveiled
1.4 Elements II Special Edition
2.A World of Keflings
3.Adera: Episode 1
4.Adera: Episode 2
5.Adera: Episode 3
6.Angry Birds
7.Angry Birds Space
8.Big Buck Hunter Pro
9.BlazBlue Calamity Trigger
10.Collateral Damage
11.Crash Course GO
12.Cut the Rope
13.Disney Fairies
14.Dragon's Lair
15.Field & Stream Fishing
16.Fruit Ninja
17.Gravity Guy
18.Gunstringer: Dead Man Running
19.Hydro Thunder Hurricane
20.IloMilo
21.iStunt 2
22.Jetpack Joyride
23.Kinectimals Unleashed
24.Microsoft Mahjong
25.Microsoft Minesweeper
26.Microsoft Solitaire Collection
27.Monster Island
28.PAC-MAN Championship Edition DX
29.Pinball FX 2
30.Reckless Racing Ultimate
31.Rocket Riot 3D
32.Shark Dash
33.Shuffle Party
34.Skulls of the Shogun
35.Taptiles
36.Team Crossword
37.The Harvest HD
38.Toy Soldiers Cold War
39.Wordament
40.Zombies!!!