Cuboid 

Game System: Playstation 3 

Objective: Move a rectangular cube through mazes set amidst ancient churches and ruined castles. The cube can only be moved by flipping it on its side. Once you've mastered this obstacle, the levels get more difficult.

Doris

Game System: Board Game 

Objective:  This game requires a partner and there are many different ways to win. Move your pieces and match up the colours on each edge to create various different shapes.

Gate Gears Deluxe 

Game System: Free Internet Games 

Objective: Think Bejeweled , except there are clusters of four marbles that can be rotated clockwise or counter-clockwise. Move pieces to make clusters of matching colour. And if you lose the game, an ogre comes after you!

Word Jong Party 

Game System: Nintendo DS  and Wii 

Objective: This game can be played in single or party mode. Lettered tiles are provided and the player must create words from them. Also, new challenges show up every day in the daily mode.

Brain Age 

Game System: Nintendo DS 

Objective: This has a little bit of everything--memory training games, music knowledge, and the classics like the Concentration game . And for those of you who just can't give it up, there's even Sudoku.

Mystery Games

If you're looking to go beyond simple puzzles, these mystery games offer some more intrigue.

• Mystery Case Files : This series of games lead you through several different mysteries to solve. You can search for clues and try to navigate the constantly changing levels in this PC/Mac Game.
• Nancy Drew Computer Games : The popular book character is back with interactive mysteries. This game lets you interrogate suspects, do a little exploring, and solve the big mystery.
• A Case of the Crabs! : A humorous, free online murder mystery game. Player can manipulate detective Arthur to examine the crime scene, get clues, and find suspects.