General Purpose Engine for Graphic Adventures.
3D OpenGL dungeon game using Ada: a tribute to Narbacular Drop
Teach your students how to figure out tricky texts in any language.
Children's learning programming language Karel the Robot in 3D
Karel - 3D language interpreter
Sudokuki is a free graphical SUDOKU game
Excel/VBA Integration of Picat programming language
Sudoku For You - a tool for generating and solving, is now free for do
fiftyfifty is a programming language and game
Constraint Logic can solve word logic puzzles.