Musaic Box is a puzzle game that uses music to define the pieces. Find outlines for songs, and then try to put them together...very fun and addicting. Don't try to play with the sound off obviously.
Fun Puzzler: Grayscale is a puzzle game where you control a dot from one end of a route to another, manipulating wheels and other obstacles to get to the goal. Controlled by mouse.
Friday Saturday Fun: Paradox Embrace is a platform puzzler similar to the Shift trilogy (2 & 3) but in COLOR! You shift between three space-times to negotiate the levels collecting keys and such. In game tutorial makes learning the game pretty quick. Deceptively simple at first but gets quite difficult.
Fun Puzzle: A Short Walk is a fairly simple flash game where you navigate your character from one point to another. You are a human that has been abducted and a progressively more difficult series of tests are administered.
Can't wait till Friday Flash Fun: Atomic Kaos 2 Orbits is a puzzle-ish game where you are trying to remove all the atoms from the playing field through a chain of explosions.
Metafilter's Back Monday Flash Fun: Two Rooms is a logic game where you trigger switches to move barriers out of your way. [more inside]
Factory Balls 2 is a puzzle flash game where your objective is to recreate the ball shown on the box by dropping a ball on tools in the correct order. It isn't extremely difficult but is quite fun. Sorry, every day feels like friday this week...
Wooden Paths is a flash game where you solve puzzles to complete bridges connecting two land masses with progressively more difficult levels and new challenges. [more inside]
Flash so good it couldn't wait till Friday: Loops of Zen is a puzzle game where you reconcile all the loose ends so there is no beginning or end. Deceptively simple, yet very relaxing. [more inside]
Flash Friday: Casual Gameplay Escape is a game where you solve puzzles to escape a room. Some puzzles are more difficult than others.
Cityscape. (Flash game) Build a city with 18 available components. The order in which those components are employed determines how they'll interact and how far the city will develop. There's one correct order that will score the full amount of points. (via)
Do you like Lego? Do you like pirates? How about Flash puzzle games with jerky animation? Well, then you'll love The Lego Treasure Hunt. (via SpinnWebe)