Among the various types of games that are in vogue for a long time, there is one category that seem to enjoy an everlasting popularity and that is puzzle games. So what are puzzle games? Puzzle games are games that challenge our intellect, logic and observation skills. These games can come in a wide range of varieties. There are number puzzles, jigsaw puzzles, word puzzles, logic puzzles, construction puzzles, combination puzzles and tiling puzzles to name a few.