Sugar-coated, filled with rainbows and sunshine and love, and cheerier than a dentist the day after Halloween, Yousumin! is a new puzzle game from Square-Enix. In the same way Bejeweled Twist put a spin on the matching genre, Yosumin! shifts things around to deliver a new kind of puzzle game that's unique yet familiar at the same time.

World of Goo is a phenomenally creative physics-based building game where you assemble bits of goo to form structures leading to an exit pipe in each stage. The visuals are stunning, the sense of humor wry, and there are gameplay innovations at every corner.

With just over a year in the making, Azada: Ancient Magic, the sequel to the enormously successful adventure/hidden object hybrid Azada, has finally arrived! Fusing a large variety of unique puzzles with an undeniably intriguing atmosphere, Azada: Ancient Magic puts you in the shoes of a puzzle solver helping the young Titus disarm a magical menace. As you sift through the library of classic literature you'll help legendary characters such as Rapunzel, King Arthur, Dracula and more escape from stories gone awry. Expect some great puzzles and a lot of interesting minigames to come your way in this spectacular sequel.

With DragonStone, dev studio PlayPond bravely mashed a marble-grouping game with a shoot-em-up, spray-painted it with a medieval fantasy theme, and literally turned the whole thing on its head. The result is an exciting and perilously addictive experiment, with the friendly face and high production values of a casual game.

Azada combines elements from a number of casual genres to create a game that's one of the most unique titles I've played in months. Take a point-and-click game such as Myst, then combine it with item hunting from Mystery Case Files and throw in a dash of short puzzles just for fun. Everything is so elegantly combined that you can't help but keep playing, both to uncover the rest of the story and to experience more puzzles.

Pong was an amazing and innovative game in its time. Unfortunately, after the novelty wore off there just wasn't much gameplay left to hold our interest. And by today's standards, it's just too simple a game to be much fun anymore. GameLab leverages the simplicity of Pong, as well as that...

From Popcap comes this cute, strange and addictive, action strategy Java game called Insaniquarium. Originally developed by Flying Bear Entertainment, Insaniquarium won the Innovation in Game Design award at the 2002 Independent Games Festival (IGF).