Play puzzle solving games online for free, no download: Solve puzzle games for kids (girls, boys), sisters, brothers, best friends to play now together at home online on PC, Mac desktop, notebook, laptop, tablet, iPad, mobile phone, Android browser. Puzzle solving strategy games that require deep thought.
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Free Puzzle Solving Games Online

Rating: 7.5/10 - 107446 votes

Play fun yet challenging puzzle solving brain teasers, logic games, puzzle solving adventure games and picture puzzles that make you think outside of the box, be creative and exercise your analytical thinking skills.

Enjoy cool free online games for young children, teens and interactive puzzle-loving grownups on one games site. From old-school, classic-style PC puzzlers to new, interesting game concepts and brain challenges. Online problem solving activities for elementary school age children, middle school students and high school teenagers to play with a best friend or family member at home in 2 player games.

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Combine your artistic drawing skills with creative engineering know-how in a fun physics-based puzzle in order to guide a bouncy red ball into a U-shaped target basket! Playable on mobile phone, tablet, notebook, laptop, or desktop PC, Physics Drop is an interesting and very enjoyable, multi-level, problem-solving, construction-based puzzle game (for elementary age kids through high school students & adults) where you must alter the game environment by drawing bridges and pathways using magic blue ink. Utilize your imagination, freehand-drawn creations and the effects of gravity to push and channel a small red ball into the light-blue basket in the 50 increasingly-difficult levels! Some levels require the drawing of a simple one-line bridge or pathway, while other levels need much more complex drawings in order to propel or deflect the ball towards the U-shaped goal.

This HTML5-based, interactive, multi-level problem-solving brain teaser and construction puzzle game should work on Android devices as well as most web browsers for PC / Mac. To play with full screen, you may have to turn your device horizontally. Skills required include high levels of concentration, good hand-eye coordination, simple drawing ability, logic-based problem solving skills, analytical thinking and creative engineering skills, and a general appreciation of the basic laws of physics and gravity. Good patience is rewarded here, while dogged determination and a willingness for trial and error are essential traits of a real problem solver. This is especially true in later levels when you must create large webs of bridge and pathway drawings.

Tip: Don't waste too much time trying to make a busted drawing work out. When needed, simply click or tap on the circular arrow at the top of the play area to start over from scratch. A fresh mind can do great things on a clean slate!

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Fly Tangle 3 is a very-challenging, interactive visual puzzle game. In each tricky, timed level, you must untangle a web of buzzing flies that have got their flight lines all crisscrossed and overlapping each other! Utilizing good logic and analytical thinking skills, you must carefully maneuver the flies until their lines are all completely free from each other!

Reasons to play this hard, visual brain teaser game: This is a good fun problem-solving and visual skills-based game for children and adults alike. Exercise your analytical thinking skills, strategic planning and hand-eye coordination as you work hard to untangle the complex web of flies!

Strategy to win: High concentration levels, good strategy, problem-solving determination and tenacity are all key attributes for success here. Task completion speed is also very important; you must score at least some points to progress!

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XO Wars is a fun and fast online Tic-Tac-Toe game where you play against the computer in an ‘Easy’ or ‘Hard’ difficulty level. In this animated Flash puzzle game version of the classic ‘pen and paper’ doodling game also known as ‘Xs and Os’ or ‘Naughts and Crosses’, your aim is to place three blue ‘O’ marks in a horizontal, vertical, or diagonal row on the 3X3 space grid. Naturally, you must also block your opponent from making a ‘three-in-a-row’ combination with his red X marks.

Skills required include accurate mouse clicking, simple logic, and the determination to outwit your computer opponent. Patience and perseverance also play a part, as there are plenty of "Tie games" in Tic-Tac-Toe, and you often need to wait for your PC opponent to make a mistake in order to pounce for victory. Enjoy the fun action!

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Eclipse is a complex, interactive visual puzzle game for older children, teenagers and grownups where you must shift and rotate continental plates into complete rows of matching colored parts in order to bring about an eclipse (a darkening of the playing grid)! The grid acts as table of rotatable rings where you must constantly rearrange the various types of plates (Sand, Mountains, Earth & Water). Rotate the tectonic plates (tiles) on the circular grid by arranging them in rows of identical-colored pieces from outer shell to inner core.

This highly-challenging online brain teaser activity (kind of similar in idea to a circular version of a Rubik's cube) should prove a good, tough problem solving exercise for players who enjoy tricky puzzle busing activities. Top focus, patience and determination are essential traits required here. There is no clock timer, so you simply have to concentrate hard on finding a solution that arranges the Sand / Mountain / Earth / Water plates in a neat rows of each. Plenty of trial and error may be needed, just as in real life problem solving. Enjoy!

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Alphabet Shoot is a straight-forward yet challenging, physics-based cannon shooting-style game where you have to fire lettered blocks (missiles) at and eliminate designated targets (further lettered blocks) from each level. For example, you have to accurately fire an F missile in order to eliminate a target F block from the game screen. Blast away wooden obstacles, create useful bridges, and clear narrow pathways for your devastating projectiles in a clinical exhibition of cannon shooting at close quarters. Each level takes place in a confined space, so even the slightest misfire can result in disaster!

This online missile-firing activity isn’t all about big guns and explosive action, you also have to carefully and strategically work your way through some tricky problem solving puzzles along the way. Needless to say, accuracy is the key to success here, while later levels also place a premium on quick reactions and good decision making. Ok Sharp Shooter, it’s time to focus your mind, steady your aim, and fire! But can you engineer a solution to each level?

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Unite cuddly red and green fluff balls with their candy counterparts in this physics-based, problem-solving puzzler playable on mobile phone, tablet, notebook, laptop and desktop PC. Red & Green 2 is a gravity-based, cannon launching visual puzzle where you must fire cannonballs into a play area in order to propel red and green characters into their matching colored candy pieces. Interact with the game environment by accurately adding cannonballs to the play area, and hope that the fluff balls come into contact with the target candy pieces.

Skills required: This tricky online brain teaser game requires problem solving skills and desire to carefully study the environment, visualize scenarios (to predict which way the ball/s will roll), and to think outside of the box when necessary. Good strategy, analytical thinking skills, accurate shooting, and fast reactions are also essential. Good judgment of angles and trajectory also play a big part in your success.

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Drag your mouse or finger to create adjacent number combinations that add up to 10! In Connect 10, you must combine simple math addition with sharp analytical thinking skills and grid-based strategic planning. This is a fast-paced, interactive and addicting, numbers-based puzzle game and online brain teaser activity (for elementary school age kids, middle and high school students and adults alike) where you must highlight groups of adjacent digits that exactly add up to 10. Working against the clock, you must create and eliminate as many groups of numbers as you can (the combination / group can have as many numbers in it as you like as long as the sum of those digits is 10 - For example, 4 + 3 + 0 + 1 + 2).

You complete a level when you clear the grid, or there are no possible further number 10 combination options remaining. Playable on Android & iOS mobile phone, tablet, laptop, notebook, and desktop PC, there are three levels in total. You begin Level 1 with 10 minutes on the clock, with less time to complete your task in Levels 2 and 3.

This online, HTML5-based, math addition puzzle arcade game should work on iOS and Android devices as well as most web browsers for PC / Mac. To play the game with full screen, you may have to turn your device horizontally. Skills required include sharp analytical thinking and visual cognition as you attempt to pick out groups of numbers that add up to 10 and remember possible subsequent moves. A sense of urgency, quick thinking and fast reflexes are also important as you are play against the clock. Strategic decision making also comes into play as you have the option of tilting the game grid to jumble the numbers around.

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Roll up for a tricky, absorbing, head-scratching dice-based puzzle game based on a cunningly straight-forward concept! Endice is an addicting sliding-tile brain teaser challenge where you have to maneuver sets of sliding dice (classic board game-style die) into designated outline zones in each level. Moving the dice around the board is easy – but the catch is that you "must" move each dice a specific number of times (as indicated on the face of each cube), with each dice eventually coming to rest in one of the nominated outline areas. There are no fancy tricks, special moves, or extra bonuses here – just plain, old-fashioned problem solving!

Common sense and analytical-based thinking is the key to success alongside plenty of trial and error. This fun tile-based puzzler becomes increasingly difficult as you progress, and requires a measured ‘step-by-step’ approach. Strategic planning really comes into play, and to ensure success, you need to apply the mindset of a good chess player and think at least two or three moves ahead in advance. Younger players who are ‘cutting their teeth’ in problem solving activities online should enjoy the straight-forward gameplay, while more experienced players should hopefully appreciate the innovative modern twist on a very simple concept. It's time to exercise your brain and play the dice!

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Draw and build additional channel parts in order to ensure a falling ball reaches its basket in this challenging, interactive engineering puzzle for elementary age kids to high school students - playable on your Android or iOS mobile phone, tablet, notebook, laptop, or desktop PC!

Don't Miss is a tricky, physics and gravity-based, construction brain teaser puzzle game where you must tactfully draw bridges and other channel parts in order to direct a descending ball into the target basket. The ball falls freely through the level, and you must make sure that your hand-drawn blockades are enough to channel it in the right direction. This is made all the more difficult by the fact that you only have a limited number of ‘drawing moves’ in each level, and the target basket is quite small!

This online, HTML5, construction-based, problem-solving puzzle game should work on iOS and Android devices as well as most web browsers for PC / Mac. Test and exercise your creative engineering and analytical thinking skills, physics problem-solving determination, and your general command of building and construction principles. Alert anticipation and timing skills also come into play as you try to predict the path of the falling ball. Trial and error is also a key component toward your success – If your first attempt doesn't work, try to figure out exactly where the ball should bounce, and then make changes in your platform creation for subsequent attempts.

Controls: Simply click and drag / tap and swipe (in a line-drawing action) to create your bridges and channels. You can see how many moves you have remaining at the top of the game screen. Re-start the level by clicking or tapping on the circular arrow icon at the top of the play area.

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Have you ever witnessed the relief and satisfaction in your Mum or Dad's or other family member's face on successfully untangling a ball of string, or an old set of Christmas lights, or other tangled-up electrical cables at the back of your TV area? Now, you can experience the joys and challenges of such a tricky task here online in Don't Cross The Line – a tough, visual brain-teaser puzzle where you must untangle multiple crisscrossed lines in 27 increasingly difficult levels! 

Playable on mobile phone, tablet, notebook, laptop and desktop PC, you must methodically drag circular ‘nodes’ around the play area in order to separate all of the wires from each other. When all of the lines and nodes are green, you progress to the next level!

This tricky, HTML5-based, interactive problem-solving puzzler should work on iOS and Android devices, as well as most web browsers for PC / Mac. Skills required include high levels of patience, good hand-eye coordination, sharp analytical thinking skills, and the discipline and determination to focus on the complex web of lines and visualize where best to begin the operation of untangling them. A willingness for trial and error are called into play as you try out different move combinations and strategies. Happy untangling!

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Exercise your brain, logic and analytical thinking skills in Cut It, where you must carefully slice pieces of wood into equal or as close to equal pieces (proportionate sizes by percentage). This is an interesting, slicing-based brain teaser game where kids can learn about geometry in a fun and interactive way, and is playable on iOS and Android mobile phone, tablet, laptop, notebook, or desktop PC. 

Cut It is a straight-forward, geometry-based puzzle game where you slice wood using your finger or computer mouse. Here, you have a limited number of swipes / slices to create a target number of similarly-sized wood segments in 72 increasingly-difficult levels. There are 4 difficulty levels – Very Easy, Easy, Medium, and Hard. You begin in Very Easy mode, and you must use Gold Stars earned from good performances to unlock further difficulty levels.

This online, multi-level, HTML5-based, math geometry activity and visual / logic puzzle game should work on iOS and Android devices as well as most web browsers for PC / Mac. To play the game with full screen, you may have to turn your device horizontally. Good spatial awareness, sharp analytical thinking, creative engineering skills, and common sense visual judgment skills are really important as you attempt to cut the wood into equally-sized sections. A certain knowledge of the basics  of fractions and general geometry can come in handy! A willingness for trial and error also comes into play as you are given a success rating at the end of each level – whether you have passed or failed. You can use these percentages to alter your slices in subsequent attempts.

Controls: Slice through the wood using either your computer mouse, or with a swift finger swiping action! The number next to the chainsaw icon at the top indicates how many cuts you have available, while the number next to the wood pieces in the top right corner indicates how many similarly-sized pieces of wood you must create to pass the level. 

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Fun, mouse click puzzle game: Paintworld 2: Monsters is an accuracy-based shooting puzzle game where you have to unite groups of gungy, gooey little blobs of paint with the help of giant, lizard-like, paint-hating monsters! You must cunningly use this eccentric solution to the problem to your advantage by firing individual paint blobs at these monsters (who will not want any paint in their area, and will fling the paint blobs as far away as possible or to a colleague). As the blobs cannot move on their own, you use the throwing action to begin a chain reaction that hopefully fuses all of the paint together!

This innovative problem-solving brainteaser & skill-based activity requires tactful shot selection, pinpoint mouse-clicking accuracy, fast reactions, good strategic planning, lots of patience, and the alertness to learn from your mistakes if you want to be a Paintworld success. Additionally, you are faced with obstacles and hindrances such as dangerous spikes, differently-colored blobs, sticky surfaces, paint-pushing bombs, and more!

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Strategically alter the game environment to create a path that allows a hungry cat to reach a tasty hamburger in 40 increasingly-difficult levels! Burger Cat is a tricky, point and click, retro platform-based puzzler where you must quickly and tactfully change each level by adding blocks, removing ledges, injecting trampolines and other objects. Your ultimate task is to ensure the path is clear for your trundling cat to reach the tasty burger it craves!

Skills required: This highly-challenging, interactive brain teaser game requires a blend of physical and mental skills. Fast reactions, sharp timing, accurate mouse-clicking, and good observation and anticipation skills are all key to your success here. Focus, concentration, shrewd analytical thinking skills, great determination and lots of stamina are essential on the mental side of problem solving. Figuring out the ideal path for your cat requires plenty of trial and error, especially in later levels.

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Test your thinking speed, lexicon and spelling skills against the clock in this fun and educational word-forming puzzle & brainteaser game! Playable on mobile phone, tablet, laptop, notebook and desktop PC, Word Candy is a challenging and enjoyable word scramble quiz game for kids, teens and grownups where you must form valid, recognized words of three or more letters from a set of 6 jumbled up letters against the clock. Each level has a target number of words that you must create before the 2.5 minute clock runs out!

This online, HTML5-based, anagram / word puzzle game should work on iOS and Android devices as well as most web browsers for PC / Mac. This could be a good exercise for improving your analytical thinking skills, spelling, and general vocabulary as you must methodically and creatively form quick-fire words from the 6 base letters at the bottom of the play area. While the linguistic and analytical sides of the game are important, a sense of urgency and quick reactions also come into play as you must try to beat the countdown. 

Tip: Look at the candy pictures at the top of the play area – each candy sweet represents a possible word that you could make from the available letters below. Clue: The number of colors in each candy corresponds to how many letters are in the hidden word!

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Strategically click to remove obstacles in order to guide a daring yellow smiley face into a cardboard box in 21 tricky levels! Adventure Smiley Box is an online physics and timing-based, point-and-click puzzle game for kids, teens and adults where you must carefully and swiftly remove orange blocks from the game screen in order to begin a chain reaction that channels a smiley face character into a waiting cardboard box. Our smiley hero cannot move on its own, and you must use the force of gravity and other items to nudge it toward the box in each level.

Skills required: This highly interactive, mouse-clicking game combines very fast reactions, coordination and tactful mouse-clicking with shrewd problem-solving skills. Your anticipation skills, logical and analytical thinking skills are really exercised here while good old trial and error is vitally important as you attempt to figure out the best way to get fun-loving Smiley into the box.

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Switch on your problem solving radar, get settled in your seat, and gear yourself up for an intriguing brain teaser challenge! Tiger and Monster Hassle is a stimulating physics-based puzzle game where you have to unite two adorable stuffed toys together by removing obstacles, creating pathways, and strategically interacting with the game environment. Tiger and Monster are sadly separated in each level by a complex set of wooden objects and awkwardly-positioned obstacles, and your goal is to connect the two best friends by utilizing your cunning and creative engineering skills. Each time you remove an object from the game area, other blocks (and the cute creatures themselves) react to gravity, and set off a chain of events that hopefully results in the two buddies being reunited at last!

In your role as ‘game changer’, you have to carefully plan and figure out a logical solution that merges the two fun toys together. Suitable for both young and experienced gamers, your problem solving skills, strategic planning ability, great patience and endless determination are vitally important as you try to solve each increasingly difficult puzzle. Good reactions and timing are also important as you try to pinpoint the correct and tactful moment to make your decisive click. You’ll also need to be patient – trial and error is a big part of this challenge. Enjoy the puzzle busting action!

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Piggy in the Puddle 3 is a challenging, physics-based puzzle game where you interact with the mechanical environment in order to push, pull, and propel a pink piggy into his favorite bath of mud! Each of the 28 increasingly-difficult levels features helpful animals and other interactive objects that can be activated with your computer mouse; hopefully causing a chain reaction that dunks your piggy hero into the muddy puddle!

Skills required: This tricky, point-and-click, brain teaser game requires sharp analytical thinking and problem-solving skills, precise mouse clicking, good anticipation skills, and a shrewd sense of tactical awareness. Timing is very important because you can transform your pig from a rolling ball into a solid square at any moment! Many of your interactions with the game screen must be done in a specific sequence, so lots of trial and error comes into play in later levels.

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Play an interactive, sliding tile puzzle game with 100 levels on your mobile phone, tablet, notebook, laptop, or desktop PC! Car Parking is a challenging problem-solving, strategy brain teaser game (for elementary school kids, where you must use your car as a tool to strategically push large boxes around a confined, maze-like parking lot. Featuring a simple top-down view and board-style layout, you must methodically move the crates into position on specific parking spots marked with a ‘P’. This can prove tricky as the boxes can only be pushed forward (one move / step at a time), and each of the 100 levels takes place in a very small car park where space is limited and your moves must be carefully planned.

This difficult, online, HTML5-based, strategy / problem-solving puzzle game should work on iOS and Android devices as well as most web browsers for PC / Mac. To play the game with full screen, you may have to turn your device horizontally. Each mini maze puzzle requires a combination of logical and analytical thinking skills, strategic planning, step-by-step analysis, and the ability to think outside the box – Pun intended! Patience, determination, and high levels of concentration are really important here. A willingness for trial and error is also key – You can restart levels as often as you like, and there are no time restrictions.

Tip: Move slowly in measured actions, with one arrow key click or one tap touch per move (Do not make very quick clicking or tapping actions as the game sometimes does not accept such moves as valid). When the crate is successfully accepted into its placement, it turns red in color. If the box does not turn red in its final placement, it means that the game software has not accepted your overly-swift movement into that parking position. 

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A cute yet difficult puzzle suitable for elementary through high school age students & grownups who enjoy a tricky thinking challenge: Age Manipulation is a clever, gravity-based game where you must remove bad guys from the game screen by ‘manipulating’ the age of your good guy blocks in order to make them larger or smaller. Your careful, strategic block transformations should (hopefully) create a chain reaction that knocks bad guys off of their ledges and into the abyss / spikes below! This is no easy task as you must contend with awkwardly-positioned obstacles, precarious scenarios for your ‘good guys’, and a restricted number of ‘age manipulations’ in each level.

This highly-stimulating, interactive brain teaser puzzle activity should prove a fun test for fans of physics-based puzzles with an unusual twist. It also makes for a very good analytical problem-solving challenge. Strategic planning, smart decision making, fast mouse-clicking and a determination to learn from your mistakes are all important skills and attributes required if you want to be a success here. Enjoy the brain work!

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Quad Cop is a really cute, eccentric and challenging interactive physics-based game for older kids & teens on PC / desktop where you must feed hungry cartoon sheriff characters in order to force them into special actions that knock bandito outlaw characters off and out of the game screen area.

These quirky sheriff characters have the ability to roll down hills, fly around the game screen, and create impactful explosions – but only after you feed them specific types of spicy food!

This interesting and clever problem-solving puzzle requires good visual and analytical thinking skills, a fun and creative streak, smart timing, and a cool head with lots of patience when under pressure. Some basic knowledge of the effects of gravity and motion is also important as you try to gauge the exact moment to feed your hero character! Enjoy the wacky action!

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