Cockatilt is a terrific physics-based puzzler
(All About Windows Phone)

Physics-based, level-based casual games are always fun, on any platform. Perfect for knocking out a level or two in a tea-break, etc. Cockatilt is a new (cross-platform) game for Windows Phone 8.1 and above, in which an initial roll or swipe is all it takes to try out a level and approach, taking Fritter the cockatiel down to her food bowl.