Puzzle games in 'Logic' category:

Picross Madness - Japanese crosswords style game. Picture logic puzzles (picross).
Features:
620 levels
small, medium and big sizes of levels
mark tool

Picross Madness

Liquid Measure Crystal Water Pack - A brand new level pack for the Liquid Measure series!
Route water to the pots to fill them all. Move the pieces to the right place to control the flow.

Liquid Measure Crystal Water Pack

Christmas Sudoku - Sudoku is a logic game most famous in the world and it is a challenging online number puzzle game designed for player of all ages. Play the Sudoku puzzles with your favorite Christmas objects. Follow the normal sudoku rules so only place a value (1-9) once per row, column and 3x3 grid.

Christmas Sudoku

10 - 10 is an ADDICTIVE PUZZLE GAME made of numbers.

10

Color Infection 2 - Infect the whole color grid by matching adjacent colors. But be careful, you only have a number of moves! Play on hard difficulty for a real challenge.

Color Infection 2

Sliding Block Puzzle - Get ready to indulge in the endless fun of Sliding Block Puzzle as you fight to save the rat from the trap! 
Your goal in this game is to move the red block out of the frame. When the game opens, the red block will be enclosed by a frame and some orange blocks. 
Challenge your mind and solve the logic puzzles!

Sliding Block Puzzle

Careless Thief - If you enjoy playing arcade puzzle games, then this game is one that you might well like! Find the code to the bank safe, and pass all 20 skill levels. Be careful because in case the attempt is unsuccessful the handcuffs will be snapped on thief's wrists. The goal of the game is to clear the playing board from the precious bars. Click at three or more bars of the same color to delete them.

Careless Thief

Balloon Tangle - Your balloons are all tangled up! Untangle them so they can fly away! This interesting logic game has many levels, an editor to create your own, and the possibility to share your levels with friends and over facebook!

Balloon Tangle

PUSH3M - Push to move. Push to win in these logic puzzle. PUSH3M is a simple sliding blocks puzzle game, where goal is to place the squares into each of the empty cells. But you can move the squares only if one of them pushing another square(s).

PUSH3M

Dibbles 3 - The sequel of Dibbles with 44 all-new levels to solve. 
Now they are in the desert and the king has come specially dressed for the occasion, donning a natty Pharaoh outfit! 
Features: 
- Brand new swamps and Melt command; 
- New Rocks and Clear command; 
- Now features multiple start and finish locations on some levels.

Dibbles 3

Brain Solver - Brain Solver. Test and Train your brain by Solving the 9 mini games. 
Play the game with minimum amount of clicks and as fast as possible. 
Nine logic puzzles.

Brain Solver

Gemlink - Connect the same gems on field and fill all the cells.

Gemlink

Gravnix - Match blocks in this puzzle game. 
Features: 
50 challenging levels; 
level editor; 
online sharing.

Gravnix

RapidMath - Do you know how fast to count? Really? Prove it?

RapidMath

Dibbles 4: A Christmas Crisis - The Dibbles return once again, but this time our King is on a new Christmas themed mission. Command the Dibbles and help their king safely cross 33 Xmas themed levels.

What's so important to him that he needs hundreds of his loyal subjects to lay down their lives this time?  You'll just have to complete the game and find out!

New features include:

- Slippy, slidey ice
- New Xmas pressies that get in the way and can be moved around to form part of the solution
- New

Dibbles 4: A Christmas Crisis

Railway Valley Missions - Old-school train managing puzzle game in the best traditions of Railway Valley series! You will find 20 really fascinating and challenging levels. But every mistake can become fatal, only railroad manager with steel nerves and flash-like reaction can cope with it.

Railway Valley Missions

Shikaku Rectangles - Some of the cells in the grid are numbered. The objective is to divide the grid into rectangular and square pieces such that each piece contains exactly one number, and that number represents the area of the rectangle.
The game has many solutions, but only a randomly selected by computer is correct.

Shikaku Rectangles

Paths - A casual, procedural generated puzzle about getting from A to B.

Paths

Baloonza - Slide rows to drop down all the coins and get as many score points as you can.

Baloonza

COLBOX - Simple fun and relaxing puzzle ambient game.

COLBOX

Prizma Puzzle Challenges - Prizma Puzzle Challenges is a new puzzle game. Try to complete all zones and levels to get the all achievements!

Prizma Puzzle Challenges

Mirror Runners - Control two characters at the same time and guide them through various puzzle levels.

Mirror Runners

Bots and Blocks - Use your ability to create blocks to crush those pesky bots!

Bots and Blocks

Paper Pipe: Twist - Twist the pipes into place to put out all the fires. A fun puzzle game with hand-drawn artwork. Two modes: Figure out the twists and turns of the fiendish Puzzle Mode. Test yourself against the infinite Challenge Mode!

Paper Pipe: Twist

Use Boxmen - A fun platform puzzle game. Find a way to the exit by casting simple-minded clones to do tasks for you. Think logically and have fun!

Use Boxmen

You Are a Box - It isn't easy being a box!

You Are a Box

XvsO - Place 3 X's or O's in a row, in this great puzzle for kids! You can play against an easy or a hard computer AI opponent. Use your brain to win.

XvsO

Glow Web - Logic puzzle game, where you have to turn on all the lights. Move the nodes to cross the lights.

Glow Web

Pill Spider - Rotate arrow keys and help spider to collect all the pills ! Only when spider has all pills spider can got to goal.

Pill Spider

Pusher - Pusher likes to be alone inside his colorful block world. Use boxes to throw all the evil robots out. Avoid spikes, laser beams and robots. Use movable object as a shield against laser beams and spikes and as a weapon against robots.

Pusher

Laser Sokoban - Push the lasers on the marked spots to activate them. Activate all the lasers but take care, you can not push more than one laser at a time.

Laser Sokoban

Dibbles 2: Winter Woes - Help the Dibbles get their King to his destination in their brand new Christmas adventure.

The wintery follow up to Dibbles: For the Greater Good. This time the Dibbles are trekking across the North Pole.

- 44 brand new levels
- New Dibble deaths, including 4 all new skills
- New ice which cracks as Dibbles cross it
- New calming snow effects
- New level skip if you fail a level too many times
- All new music, but fans of the original in-game music can switch to that by toggling the music off and then back on again.

Dibbles 2: Winter Woes

White And Tan Puzzles - Color some of the arrows below tan. Each white arrow should point at exactly 1 white arrow, and each tan arrow should point at 2 tan arrows.

White And Tan Puzzles

FlyTangle 2 - FlyTangle is a puzzle game. Your goal is to move flies around, until the lines between them don't cross.

FlyTangle 2

FlyTangle - Move flies and make connections between them not to cross each other.

FlyTangle