Free online brain games to play now, fun brain-teaser puzzles, online thinking puzzles for kids (girls & boys), teens with no download required on Learn 4 Good Games site: Top logic-based games interactive brain teasers, educational flash games for PC, Mac, iPad, tablet. New cool mind puzzles..
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Fun Online Brain Games & Puzzles for Kids

Rating: 7.3/10 - 123360 votes

Play free logic games, challenging brain-teaser puzzles, and fun creative thinking activities for children and teenagers on Learn4Good.com. From classic-style puzzle concepts to the newest online puzzle ideas. Find easy to difficult problem solving activities to play at home with your friends and family, or fun physics-based exercises for the school classroom with your teacher (for elementary school through high school students). 

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Ready for a really challenging thinking puzzle game that combines physics and gravity with playing golf? Green Physics 2 is a tricky online brain-teaser where your goal is to get the ball into the hole by any means possible. In each level, you must carefully change the course layout in order to get the ball into the hole. Create pathways, strategically place blocks and maneuver objects to help you along the way. Successfully guide / push the ball between objects, across water ravines and over sand-traps to succeed.

In some levels, you have to build bridges for the ball to cross; In others, you have to knock the ball in the right direction with a golf club to get it moving. Strategic planning is the key to this game – make sure the course is set up correctly before sending the ball on its way. This fun sports puzzle game will certainly test and exercise your imagination, creative engineering and landscaping skills as you try and to direct the ball on the right path.

You’ll also need to have quick reactions, as on some levels you must quickly change the path of the ball to make sure it moves toward the hole. There is a lot of trial and error required in this difficult online puzzle, so you’ll have to be patient if you want to find the right solution. Think you’ve got the skills and the brains Tiger Einstein? Ok then, let’s plot some solutions and get putting!

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Kinetikz is a challenging physics-based puzzle game for all ages where you have to deflect a ball toward a target by shooting discs at it. In each level, you must use your cannon gun at the bottom of the game screen to shoot Discs at the colorful ball. To progress, the ball must touch any part of the target. Each level increases in difficulty, with objects and other obstacles blocking the easy path between the ball and the target.

You must strategically plan how best to get the ball to the target, using as few Discs as possible. Create pathways, skillfully deflect obstacles and judge the right angles to fire the Discs from. As you complete each level, you are awarded more Discs; So, the fewer Discs that you use in the easier levels - the more you’ll have later for the tougher ones.

This tricky problem solving puzzle will really test and exercise your creative engineering abilities, as well as your observational skills. Fans of billiard games such as pool and snooker will enjoy this game, as there are similar elements to it. Ready for a real challenge, Physics Master? Good, let’s see what you can do.

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Gravity Grid is a challenging online puzzle game where you have to match up sets of 3 colored blocks by flipping or rotating a chess board-style grid. In each level, there are jumbled-up groups of 3 colored blocks on a square game grid. You have to use your knowledge of gravity to figure out the correct way to flip the grid so that the colors match up. The problem is, you only have a certain number of moves to do this.

The grid can be moved 90 degrees to the left or right, or flipped upside-down 180 degrees. You have to choose the correct move that will connect the same-colored blocks together. Once you have all three of the same blocks touching each other horizontally or vertically, they disappear and you can progress. The levels increase in difficulty, with more groups of colored blocks being introduced.

This problem-solving activity will really test and exercise both your observational and logical thinking skills. You’ll also need to display good strategic planning abilities to figure out a solution to match up the different colors. Think you’ve got the eye and mind to master this tricky brain-teaser? Ok then Gravity Genius, bring it on!

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nanoTank is a challenging physics-based puzzle game where you have to maneuver a miniature tank through a number of different mazes and puzzles. In each level, you have to navigate your tank to an exit chute (pipe) on the opposite side of the game screen. This is not easy, as there are various different objects and obstacles that you have to overcome. Collect Stars and use your cannon to remove obstacles from your path, as well as propelling the little tank through the air.

The clock is ticking, so try and complete the levels as fast as you can to earn extra bonuses. The laws of physics and gravity are important in this tricky puzzle. For instance, you’ll need to propel the tank into the air using the action / reaction laws of physics. To vault over obstacles, you have to give the tank momentum in the direction you want to go by firing your cannon in the opposite direction.

This difficult problem-solving activity will really test and exercise your reactions as well as your quick-thinking skills. You’ll also need nifty fingers to succeed, as you have to control both the tank’s movements and the cannon at the same time. Ok Mini-tank Maestro – time to rock and roll! Good luck!

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The I Of It is a quirky platform puzzle & skill game where you have to control the letter "I" and reunite him with his beloved friend; the letter "T". After "T" ran off, "I" became bored and lonely, and set off on an epic quest to find his buddy. You play the role of the letter "I", and have to navigate through various mazes, platforms and challenges by shrinking and enlarging in size. The eccentric narration in this game makes it unique, with a funny British-style voice telling you what to do in each level.

"I" can move from side to side and grow bigger and smaller, but he cannot jump, so maneuvering him around is very tricky. You must grab onto ledges, moving blocks and balloons as well as avoiding spikes and other objects. This fun yet challenging brain teaser will test your prediction and move planning skills, and quick reactions, as you have to carefully time some of the letter "I" 's movements. The laws of gravity also come into play, as you have to flip gravity switches to float towards your destination in some levels. Ready to reunite two of everybody’s favorite alphabetical characters? “I” know you can do it!

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Are you ready to spend hours trying to solve a classic head-scratcher puzzle for all ages based on a very simple concept? If so, get ready for a long challenge that will require you to roll up your sleeves and open your mind. Coins is a tricky and addicting brain-teaser that you will want to share with your friends and family! This is a challenging online puzzle game where you have to maneuver sets of sliding wooden discs (coins) into specific positions on a board.

The objective is pretty simple – in each level, there are a number of highlighted areas that have to be filled with the available Coins. The restriction is that a Coin can only be “moved” to a placement (position) where it touches at least two other Coins at that moment – that’s the tricky part! Your number of moves are also limited. The difficulty increases as you progress, but the simplicity of the game play makes this awesome little brain-teaser extremely addicting. There are no tricks or special moves, just good, old-fashioned problem solving. Your strategic skills planning will be tested, as you have to plan two or three moves ahead in later levels. Ok – it’s time to see if you can slide your way into the record books!

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Fancy Constructor is a fun building-block puzzle game for kids where you have to maneuver sets of differently shaped Tetris-like blocks into specifically designated areas. In each increasingly difficult building puzzle, you must fill the areas of the white-colored block outlines with the all of the bright-colored block structures in order to progress. There are no tricks or special moves – just good, old-fashioned problem solving fun!

Your creative engineering skills will really come into play here, as you have to set each of the blocks perfectly into the areas. This is especially tricky in later levels, as the blocks come in so many different shapes and sizes. Your strategic abilities will also be exercised, as sometimes you must plan ahead in advance where you are going to place certain blocks. This cool online puzzle activity is perfect for all the family – especially anyone who is a fan of Tetris, or construction-based brain teasers. Are you ready to build up your chances of reaching the high score? It’s time to lay the foundations of victory! Good luck and enjoy!

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Balance Physics is a challenging, mouse-based, physics and gravity puzzle game and fun block removal activity where you must click-to-remove the required number of wooden shapes from each level while simultaneously not losing any items out off the play area. In each of the 25 different interactive puzzles, you need to very precisely and strategically remove superfluous boxes – with the catch that gravity often takes hold of other objects, and may make them tumble off of the narrow ledges.

This Flash-based, problem-solving brain teaser game for notebook, laptop and desktop PC / Mac (with certain browsers) will really test and exercise your cognitive, logic and strategy building skills. A lot of potential trial and error is required – so you need to be patient – The solution is there somewhere! Be prepared for a proper challenge. Even grown-ups will find some of these puzzles challenging!

Key Control Feature: Check the ‘Object Left’ number in the top left corner of the game screen to see how many boxes are still to be removed. You do not have to remove "every" glowing box from the play area.

If this Flash-based game no longer works on IE11 on your PC / MAC, try playing on Chrome or Firefox browser.

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Get ready for a mind-melting, head-scratching, time-traveling adventure that will get you thinking from back to front! Timebot is a fun and unusual robot puzzle game for older kids and teens where you have to unlock doors, and escape each level by sending duplicate versions of your own little drone robot back in time to perform various tasks! You have to strategically plot your route through each level by replicating your robot’s movements using identical, regenerated versions of itself!

This futuristic brain-teaser is a true test of your problem solving skills, as you have to figure out a cyclical solution that will help your drone robot complete each challenging level. Good strategy planning, time management, quick reactions and fast fingers are called into play, as you have to maneuver your original robot to the exit before time runs out. Thinking logically and methodically when under pressure is the key, but remember - your timing has to be perfect. Happy duplicating!

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Calling all jigsaw enthusiasts! Get ready for a fun and challenging interactive jigsaw puzzle game with a charming, festive theme! In Christmas Decoration Jigsaw, you have to place together the pieces of 4 increasingly difficult jigsaw puzzles that depict a snow-covered family home. Test yourself against the clock, and figure out the jumbled solution before it’s too late! Beginners beware; the tougher puzzles could have you scratching your head for hours on end!

This highly-stimulating activity will really test your eyesight, observation, and concentration skills, as you have to try to make sense of the randomly scattered and shuffled jigsaw pieces. Quick reactions are also important, as you can choose to compete against the ticking clock in a mad point-and-click dash to match up the pieces. OK Eagle-Eyed Problem Solver – let’s get matching!

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Boombot is a cool, fun and highly challenging physics-based puzzle game where you have to carefully maneuver an indestructible little robot to an Exit Portal using powerful and controlled explosions. Your brave little Boombot buddy cannot move on his own, so must rely on your pinpoint bomb placement skills, and the effects of an explosion/detonation (a sudden release of energy that causes powerful pressure waves through the air in the immediate area) to propel him toward the Exit Portal.

This addicting online brain teaser is also an exhibition of controlled power and force, where you must blast Boombot up and over obstacles, through brick walls, and down steep ravines. Boombot should prove an instant hit with those who enjoy educational puzzle activities based on the laws of physics, or anyone who simply likes a good-old online game of fun explosion making! This game could also be used as a good activity for exercising spatial awareness, as well as your timing skills, observation skills, problem solving judgment, fast reactions, and patience. You only have a relatively confined space to work in, so the accuracy of your explosive placement is key. Ok Explosive Expert – let's get ready to have a blast!

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Get ready for another addicting explosive adventure featuring a blast-loving, indestructible little robot. Boombot 2: Return of the Boom King is a fun yet challenging problem solving brain teaser & physics-based puzzle game where you have to propel a cute and durable little robot to an Exit Portal using an extensive arsenal of bombs, dynamite, and other explosives. Create at least one explosion (a sudden release of energy that causes powerful pressure waves through the air in the immediate area) on each level in order to blast Boombot through the air, around obstacles, over cliffs, and more!

This is a very tricky interactive puzzle activity that definitely requires close concentration, slick observation skills, good timing & judgement, accurate mouse-clicking ability, a cool head under pressure, and the determination and tenacity of a true scientist or sleuth. Quick reactions are "essential" in this game as you have to react immediately to evolving situations, moving objects, secondary explosions, and other challenges and occurrences. Remember that Patience is a virtue, and you will need all your reserves of this key trait as you progress and have to replay some levels a number of times in order to work out what you need to do to reach the Exit Portal. You have to visualize what is happening and is about to happen, and must control your explosions and movement very carefully - Easier said than done! Good luck Explosives Expert.

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Chronotron is a head-scratching, brain teaser puzzle platform game for older kids and teens set in a world where time travel is an essential everyday skill that you have to master! You play the role of Chronotron, the red and white little time-traveling robot who needs to navigate his way through a series of challenging platform levels. To do this Chronotron must enlist the help of and interact with identical, teleported versions of himself from the immediate past. Use the Time Pod machine (an elevator) to replicate multiple versions of yourself in order to complete various tasks such as opening doors, flipping switches, lifting boxes, and other actions that would be impossible for Chronotron to do alone as one entity.

This innovative and challenging online activity really tests your analytical thinking and problem-solving skills as you try to figure out a solution that allows all versions of the likeable little robot to successfully work together in order to complete each level. Great patience and determination is needed in order to find the solution. Try not to get your brain in a twist – Time travel can be mind-meltingly tricky at times! Ok Chronotron – let's call on past experience to solve future problems!

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Forget about all that tower defending, missile launching, hoop throwing, and high-speed racing action for a while, and immerse yourself in an addicting online puzzle game that really makes you knuckle down, and think logically and creatively. Atomic Puzzle 2 is an unusual and stimulating science-based activity for young Einsteins, older kids, and brain-teaser enthusiasts of all ages where you have to eliminate all of the atoms (bright, differently colored spheres) from a complex molecular chain. Faced with a grid of colored balls connected by rubber-like links, your goal is to match & eliminate same-colored atoms (two or more) by clicking on a ‘Connector Atom’ of a different color that is linked to each of the immediate atoms you plan to remove. By taking out this Connector Atom, you cause the same-colored atoms to be pulled together, and collide, explode, and disappear! Keep repeating this process until the grid is empty.

This very interesting yet challenging problem-solving activity could be a good fit for fans of online brainteasers, chemistry-based puzzles, and molecular physics exercises in the classroom or at home with family and friends. There are very few games on the web that have such an interactive science-based premise with a dash of "match game" color and problem-solving fun thrown in for good measure! Your logical thinking skills are truly tested as you try to select the optimum connecting atom to remove in order to create a collision of same-colored atoms. The puzzles get more complex and intricate as you progress, with serious concentration, good strategic planning, dogged determination, and plenty of trial and error required. Ok Molecule Master, time to show us your scientific superpowers! Happy atom colliding!

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Meet Biff and Baff – two brightly-colored rolling balls that have to use their own eccentric brand of teamwork in order to navigate through a series of tricky platform-based mazes. Biff and Baff Rolling is a fun and refreshingly-simple arcade puzzle game where you have to guide these two cute little spheres to a Finish Area by utilizing their unique individual attributes, and create a pathway through each challenging (and very narrow) maze. Biff (the blue ball) can collect keys and unlock doors, while Baff (the red ball) can open these doors and collect point-scoring stars. By combining the skills of both Biff and Baff, you can switch between the two, and safely maneuver them through each increasingly difficult puzzle. Be very careful however! Each level is littered with extremely narrow ledges, and plenty of obstacles and traps!

This brilliantly-conceived rolling ball game requires some acute logical thinking, and will test your multitasking skills as you have switch your control of Biff and Baff in order to complete various different tasks in each level. Creative vision and strategic planning is very important as you embark on a journey that champions the virtues of teamwork and cooperation. Both balls are very sensitive to movement, so keeping a steady hand is also a vital ingredient. One tiny slip; and either of the little guys could fall off the edge, and plummet into the abyss below! Ok Maze Master, it’s time to show us the very meaning of teamwork! Happy cooperation!

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Are you a fan of classic matching gem or matching block puzzles with a twist? Are you on the hunt for a fun and awesomely-addicting game to really stimulate your mind and invigorate your concentration skills? If so, Blocks is a straight-forward (yet difficult at later levels) match-3 puzzle game for kids and grownups of where you have to swap the positions of different-colored blocks around in order to clear the playing area of all blocks (by achieving three-in-a-row combinations). However, Blocks is much more than any old match 3 activity; it becomes a very challenging thinking exercise, as well as a head-scratching, eye-rubbing, brain teaser extravaganza! Test yourself against 100 (yes, that’s ONE HUNDRED) increasingly intricate levels!

This highly enjoyable and enthralling online problem-solving game requires very good observation skills, logical thinking, the vision to predict and plan strategically, absolute dogged determination, and bucket-loads of trial and error. You must try to work out the correct solution on each level that allows same-colored blocks to fall into place and match within the structure. What begins as a modest task of swapping just one or two blocks quickly escalates into a complex mind-boggler where you need to be thinking two or three steps ahead! OK, it’s time to start laying the building blocks of your legacy as an absolute match game legend! Happy puzzle cracking!

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Say “yes” to Nodes - a very challenging and innovative brain teaser puzzle game for older kids, teens, and grown-ups. Your goal in each level is to line up the laser-emitting ‘Nodes’ so that their beams run through every one of the randomly-positioned Blue circles. Drag, and stretch the Nodes all over the game screen in order to create a crisscrossing laser-beam pathway that intersects each one of the Blue circles. The catch is that you only have a set number of Nodes in each level, and that the Blue circles are often in awkward, non-linear locations.

This really tricky and refreshingly original head-scratcher of a puzzle should prove an ideal online activity for those who enjoy exercising their brain power on a good problem solving challenge. Strategic planning ability is vitally important; being able to coldly analyze the grid to see ‘the bigger picture’ is a key skill required here. Trial and error is definitely the path to success as you try out various different intersecting combinations, make minor changes in the angle of your Nodes, and carefully figure out the best way to overlap all of the circles with Red laser beams. Hopefully, you can criss-cross your way through all 20 levels! Enjoy the zigzagging laser beam action!

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When describing something relatively straight-forward, people often say “it’s not rocket science”. However, that expression certainly doesn’t apply to this challenging, physics-based launching puzzle - which very much "is" Rocket Science! Here, you have to drag, rotate, and launch explosive rocket missiles at awkwardly-positioned planets in a series of tricky levels. Your rockets must be fired from a designated, outlined area, and you have to hit at least one planet with a projectile in order to progress. You might even have to launch simultaneous rockets in different directions, so be prepared for a challenge that is truly ‘out of this world’.

This fun and innovative rocket launching game requires a good deal of logical thinking and precision. Engineering a solution to each level requires the ability to foresee the resultant reaction of your propelled missile, so a good understanding of angles and trajectory is key. You never know too; Maybe one day NASA will come calling at your door! Until then, enjoy this cool problem-solving brain teaser!

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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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Snoring 2: Wild West is a fun interactive puzzle game for younger kids of elementary to middle school age where you have to wake up a snoring elephant (by impacting with it, and toppling the elephant off of its perch). Snoring in this neighborhood is a much-frowned-upon characteristic, and disgruntled zebras, pigs, penguins, cows, and other animals are just sick and tired of the loud and disruptive snoring of their elephant buddy – so they’ve decided to team up, and put a stop to it once and for all! But they really need your brain and mouse-clicking skills to solve the problem; in each level, you must first study the scene, and using good strategy, utilize the effects of gravity and the helpful animals available! Understanding each animal’s unique attributes and potential movements, you have to set off a chain reaction that results in the elephant being jolted awake! The animals cannot move by themselves, so must to guide them around the game screen, creating momentum, removing obstacles, and generating pathways toward the ultimate goal of startling this big sleepy elephant.

Good problem solving skills, logical thinking, strategic planning, great patience, and lots of trial and error is the key to success here. Each specific animal has a dynamic attribute (cows can roll, zebras can jump, owls can fall etc), and you have to carefully harness these traits in order to engineer a solution where the elephant is nudged off the ledge where he is happily deep asleep. Fast reactions and sharp mouse movements are important as you often have to click on two animals in quick succession. If you feel a little sleepy yourself, you might find that this brain teaser a bit difficult - so for best results, ensure your feeling wide awake, and ready to get your brain working hard on this fun problem solving puzzle!

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