ASCII SpaceInvaders, Pacman, Frogger
Soccer-themed 3D Sokoban Game
Permuted picture puzzle, allows using your own PNG pictures.
3D OpenGL dungeon game using Ada: a tribute to Narbacular Drop
Unique 3D slider puzzle that looks like a rubics cube.
Klotsky class block slider puzzles.
kid-friendly retro point & click 3D OpenGL "adventure" game