You can expand your XBLA library this Wednesday at 9:00 GMT with 2 new titles. Both games are rated 3+ and are 800 MS points.

Switchball:

Control an ever-changing ball along a narrow winding maze suspended in midair in Switchball™. Stunning 3-D environments including Skyworld, Iceworld, and Caveworld are the background for this puzzle game based on real-world physics. Maneuver your way through challenging levels jam-packed with obstacles and traps. Transform the marbleball with metal, electric and lighter-than-air properties to quickly get through each area. Then go online and play the competitive multiplayer courses.

Word Puzzle:

You’ll never think about word search puzzles the same way again.Word Puzzle takes a new spin on the classic game, plunging you into an action-packed arcade experience complete with combos, exploding word bombs, unique 3-D boards, achievements, and the chance to prove your textual superiority against other players. Five different game modes and frequently updated downloadable word packs give you nearly unlimited flexibility and excitement. So put down that pen and paper, because this is a word search for the 21st century!