Here's my second project that I recently completed. It's a space invaders clone written with the Pygame library. My main goals were collision detection, basic enemy AI, sprite sheet and sprite handling, and timing.

Bugs Invade

My current project is a level editor for a Pygame tutorial. I hope to have it completed and posted here within the next week.

Very easy. Here's the only tutorial that I needed to start making games with Pygame.

Making Games with Python & Pygame