Why are so many of the most difficult video games also the cutest? Maybe my brain just automatically forgets games that are both ugly and frustrating. Added to the "cute but evil" list comes Within a Deep Forest, a completely free downloadable game for Windows that casts you as a little blue ball, bouncing around a delightfully whimsical little world filled with the most frustrating jumping puzzles known to man.

SpaceCab is an online flash game created and hosted by Sporkle. This tough little game has you piloting a round spacecab through dangerous terrain to rescue lost miners from aliens. Navigate through tight tunnels, uncover secret pathways, and scream/curse every single time you crash. It's a jolly romp in space, bring the kids!

Flyguy is a delightfully interactive Flash piece that is full of surprises. Use the arrow keys to navigate the flyguy around the environment and uncover the entertaining vignettes that await you. Created by TVM at Trevorvanmeter.com. Not a game, but fun just the same.

Can you torque the talk? In this unusual Flash adventure game your spacecraft crash lands on an alien planet, and to escape you must observe the culture and learn a new language to communicate with the inhabitants of this alien world. Remarkable in its originality and design, as well as its gameplay.

This is simply amazing. Someone that goes only by the name of Voxel, has created a 3D version of the original Metroid game in Director! By taking the Metroid tileset, he built a utility that allows him to convert 2D sprites to 3D sprites, and then he uses those to build the levels of the game.