Puzzle games in 'Stack' category:

TumbleDots - Fast-paced match-3 puzzle with an unique control spin. 
Match three or more beads in a row and survive as long as you can!

TumbleDots

Fit It Quick - Move and fit the colored shapes into the right spot to cover the white area. This relaxing brain teaser has 30 challenging levels to complete!

Fit It Quick

Spring Joy - Tile shooter where you need to pop or drop tiles dangling from bouncy springs above the rising ocean. As time goes on, the water rises. Make clusters of tiles of the same color to score points and clear the level. Drop tiles in the ocean to lower the water. Don't let the water get too high!

Spring Joy

Rock It! - Mine the colored space rocks rotating around the asteroid! Two modes: play alone against time, or play against a computer opponent. Let's rock it in this marble popper match 3 puzzle game.

Rock It!

Qube 2 - Qube with an exciting Blitz mode! You have to strategically drop the blocks in the cube, to match 3 or more. Use the new power-ups to help you with this task!

Qube 2

Columns Master 2 - Columns Master is back in a new setting! Once again you drop stacks of gems, to match 3 in a row horizontally, vertically or diagonally. But watch out for the stone dropping bumblebees! Make the correct match to prevent them from dropping an unmatchable stone.

Columns Master 2

Bubble Arcade - Have fun over and over with this new and exclusive puzzle game. Match the bubbles from the same color to explode them. You will reach the next level filling bar on the top.

Bubble Arcade

Inaris - Inaris is a simple puzzle game where you must fit the blocks together and create groups of squares and rectangles to keep the board clear.

Inaris

Super Alchemy - Use the mysterious alchemy to change the jewels into gold.

Super Alchemy

Gifts stacker - Click to release a present. Get a bonus for stacking the presents perfectly on top of each other. Stack as many presents as you can! Have fun

Gifts stacker

Fancy Animals - Put in sequence Fancy Animals of the same species.

Fancy Animals

GameBoxIt - High Logic Game

GameBoxIt

Blue Moon - Evil spirits want to take over the blue moon. Destroy them in this brain teasing puzzle game.

Blue Moon

Columns Master - Make lines of 3 or more of the same gem to match them. You can make horizontal, vertical or diagonal matches. A smiley will remove all the gems of the type in which you drop it!

Columns Master

Beads Puzzle - Choose one of three skill levels and start to play. Aim with the mouse and shoot at the falling balls. Three or more balls of the same color disappear. The higher skill level you play the more points you get for each deleted match.

Beads Puzzle

Aqua Fish Puzzle - Move the fish by clicking it, 
then click again to the desired area
Match 4 or more to score
either diagonal, vertical or horizontal
Items that will appear as the level go higher.

Aqua Fish Puzzle

Mad Diamond 2 - Description
In the skill puzzle Mad Diamond 2 you are chanlleged to get the highest score. Try to Collect the same diamonds to eliminate and upgrade if your collection reach to a certain number.

Instructions
Left click to suck in and spacebar to suck out.

Mad Diamond 2

Side Effect 2 - Place colored pieces into the game field to connect center and the colored sides in this new and completely free version of the puzzle game!

Side Effect 2

Mad Diamond - Mad Diamond,a brilliant new matching game with many different challenges: Collect the same diamonds to eliminate and upgrade if your collection reach to a certain number. Enjoy it now~

Mad Diamond

Hop and Pop - Hop and Pop the Easter bunnies are holding their yearly competition to collect as many Easter eggs as possible. Play as Hop in this challenging bubble shooter, and try to defeat Pop by collecting the most eggs before the time runs out! Do this by aiming colored eggs at the giant egg wheel, trying to match 3 of the same color. Don't forget you can hop around, to make the perfect shot!

Hop and Pop

C-Quence - C-Quence is a match game where you build sequences of consecutive numbers.

C-Quence

ToyStackers - Stack toys!

ToyStackers

Brilliant Blocks 2 - Don't let the blocks reach the top in this brain busting, block smashing sequel to Brilliant Blocks.

Brilliant Blocks 2

Jungle Drop - Your mission is to find the four magical diamonds. Choose a column, click once to take the diamonds and click again to release the taken diamonds. Make columns of 3. The more diamonds you get, the more points you obtain.

Jungle Drop

Bubble Ball - shis is a good game  Bubble Ball  ,you will like it

Bubble Ball

Ethereal Celenite - Inspired by Lumines, Ethereal Celenite takes the genre up a notch by adding more powerups, faster paced gameplay, and an enhanced scoring system. Ethereal Celenite is an upgraded version of previously viewed Celenite - with many additions!

Ethereal Celenite

XLogical - fill up the spinners with balls of the same color.

XLogical

Pirate Bubble War - Shoot the bubbles as many as possible before the bubbles are close to your boat.You must reach the required scores to play the next levels.You could see the right red lines.When it fill the purple water,You could play the next level game. Now play the most interested pirate bubble war puzzle game from igirlgames.com.Enjoy it!

Pirate Bubble War

Marble Frenzy - Marble Frenzy is a marble shooter with a wonderful twist: the marbles are on a spinning pinwheel. Knock them all out using power ups in this addicting Games.com bubble popping romp. If you love Bubble Town or Bubble Spinner you are going to love the addicting, fast, fun and frenzied Marble Frenzy. More instructions inside the game.

Marble Frenzy

Heximator - A snatch & match tessellated tile sort of game.   The more tiles you snatch and match the more points you score.

Heximator

Animal Carousel - Spin animals in a cute game with happy music, make circles of four the same animals through 15 levels.

Animal Carousel

Legor 3 - Legor is back! A third part of popular puzzle logic game! Harder than ever!

Legor 3

Trinhex - Spin and Swap coloured triangular pieces on a hexagonal board to make matches against the clock.

Trinhex

Towerburg - Go forth and start building Towerburg using your keen sense of timing. Stack building blocks one after the other as the crane sways back and forth. The higher you go, the more points you will score, and if you release the block at just the right time, you'll get a stacking bonus! Protect your settlement from threats such as floods, volcanic eruptions and enemy attacks in 30 action-packed levels. With an endless Challenge mode, unlockable achievements, and upbeat medieval music, Towerburg will have you hooked for hours!

Towerburg

Column Breaker - “Column Breaker” is a new twist puzzle game that takes aspects from timeless crowd pleasers such as “Tetris” and “Bejewled” however unlike these games we have worked in a gravity based physics engine that makes the blocks dynamic adding a bouncing jumbling challenge in your race against the clock to clear the board. Think you can beat it in time? Join us in a new, fast pace, highly addicting (and shiny!) adventure in Column Breaker

Column Breaker