Spritestone is a new FREE puzzle game for Windows Phone 7. According to the developer Spritestone is a matching-type puzzle game involving mechanics never before seen., it’s extremely simple to learn and play, but will take you ages to master! Choose to play an exciting 1-minute timed mode that keeps you on the edge of your seat, or kick back and relax with a chill-out endless mode. more info on Spritestone ( Download )

Walls & Balls is a free Arkanoid clone for Windows Phone 7, according to the developer the game features a medal system and online scoreboards. You can even create rooms and have particular leaderboards for friends, family, or websites more info on Walls & Balls ( Download )

Jewel³ is a new match 3 clone game that was introduced to us via the forum according to the developer

JEWEL³ is a top ten hit in many countries on Windows 7 Phone Marketplace and already has been downloaded more than 90000 times! JEWEL³ offers an unlimited amount of addictive match-3 gaming fun and it is absolutely free. If you wish to compete against other people from all over the world – JEWEL³ contains online leaderboards. One player has already reached a phenomenal score above 25,000,000!!!

Features:
- Two game modes: Normal and Time Challenge
- Unlimited match-3 gaming fun
- Online leaderboards: all time and weekly
- Awesome music
- Short loading times
- Game saves automatically if it gets interrupted or anytime you want to save it
- Absolutely free

more info on Jewel³ ( Download )