Online Puzzle Games in 'Physics' category

Shuriken Showdown: Throw shurikens, smash targets and unleash kunai in this fun skill/puzzle game! Features 40 levels and a limitless shuriken mode.

Shuriken Showdown

Fat Slice: A cleverly designed flash game in which you begin to slice off pieces of a shape, facing obstacles in the way, all the while with balls bouncing around inside you must contain and serve to distract and obstruct your path!

Fat Slice

Zoo Escape: A breakout is planned by the farm animals from the petty zoo! Enough is enough! They can no longer deal with kids touching them, poking them, prodding them, screaming at them. They must get out or die trying!

It's your task to solve the puzzles on each level to allow the animals to roll to freedom! Use various objects in each level to grant freedom to each animal. 

Pumpkins, onions, bales of hay, carts, wheels, boxes, barrels etc can be used to help you free those animals!

Zoo Escape

Fenticore: Atmospheric remover game with great ending it style of

Fenticore

Catch the star: Collect all of the orange stars while avoiding the black stars. Make sure to submit your high score.

Catch the star

michimind: Release the bears from the anti gravity spell by guiding the hero with three kinds of blocks. The blocks all have different types of physical properties.

michimind

CCCPirates: Avast! In this physics-based game, your goal is to send as many treasures as possible into the water with a single cannonball. Cap'n Karl will then pick them up with his mighty pirate crane. Don't spill toxic waste in the sea!

CCCPirates

Candy Balls: Candy fun for everyone! Little arcade-puzzle game for candy loving braniacs. Aim and shoot to get as many (or as little) points as possible. Several levels of sweet and sticky logic and skill.

Candy Balls

CRATE Crash: Welcome to CRATE Crash! With over 70 levels, your goal is to EXPLODE all the crates off the screen by applying impulses near the crates and other objects to get them off the screen. Press R to restart the level. Also, right-click to disable the audio, and background.

Good Luck!

CRATE Crash

Desktop Gravity: Use the force of gravity to bend plasma balls  in this intriguing physics based puzzle game

Desktop Gravity

Run sheep, run: Save sheeps. Move blocks to eliminate bad wolfes.

Run sheep, run

The Vegetable Rescue: The Vegetable Rescue
Vegetables in your back garden like eggplants, carrots and mushrooms are ripe.  Don't be overexcited about the harvest, because the pests are ready to have a  good feast as well. Use this spiked hammer to kill all the pests. Try not to  destroy the fense and veggies. Come on!

The Vegetable Rescue

The Beadles: The cat has scattered the beads - try to pick them up in this physics-based match3 game

The Beadles

Autoblocks: You work in the port to operate a mechanical arm. Your job is to load the ship with auto parts that have been compacted.
You fill the boat with all the parts possible, and try to keep the pieces are not falling into the water.

Autoblocks

Balantris: A real physic balancing game with old-school tetris blocks.

Balantris

Ricochet Kills: PP: Use ricochets to kill all bad guys on each level.

Ricochet Kills: PP

Tactic Balance: Make a percet balance. Collect maximum scores using all of block numbers.

Tactic Balance

playSEGA Ice Shuffle: Ice Shuffle is a skill game combining curling and pinball, so you’ll have to take to the ice as you target the top scores.

playSEGA Ice Shuffle

Kill The Wabbits: The nice and fluffy little creatures invaded every little place in the green nature. There is no single place left to go and enjoy the quiet. Kill the wabbits!!!

Kill The Wabbits

Blosics: Destruction of structures made of blocks.
All in accordance with the laws of physics.

Blosics

Nyinyang: second installment of nyinyang, now with more levels, bonus points/items and a relaxing mode with no time limit. To pass each level simply ( not as simple as it sounds ) place each ninja onto the platform with his sign. But remember both ninjas have to be standing on their respective platforms at the same time

Nyinyang

Toy Blocks Balance: Square boy is challenging the toy blocks balance. Stack up the given toy  blocks in different shapes and try to make it sustain balance for a while.  Otherwise, the blocks will collapse. Help Square boy to win this challenge.  Don't think this is easy. It may take you quite a while!

Toy Blocks Balance

BlastWave: Lost at Sea: BlastWave: Lost At Sea is an isometric, challenging puzzle / action game.
Your task as a benevolent god is to guide the survivors of a shipwreck to the rescue zone. 
Do so so you have the awsome power of nature on your side! 
Using the mouse you suck and blast your way through 16 challenging levels.

BlastWave: Lost at Sea

Christmas Tree 2010: In this game you must decorate Christmas tree. You must decorate tree and not drop it. It's quite difficult because tree is bend from weight of toys.

Christmas Tree 2010

Plastic Christmas: Sick of wrapping presents? Can't afford a real tree? Then why not decorate the Plastic Martians Christmas tree with tinsel?! A fun physics based challenge from Plastic Martians.

Plastic Christmas

Ice Breaker: Help the frozen vikings get back to their longboat by slicing through the ice!

Ice Breaker

Xmas Champion: Keep up the Snowman's head and make how many hits you can. If you get the the gifts bonus, you can increase your score!

Xmas Champion

Snow Bounce: Take control of a bouncing snowball as you attempt to grow by collecting snowflakes

Snow Bounce

Xmas Stars: Collect all the golden stars of Xmas with your little snowflake helpers!

Xmas Stars

Christmas Stacker: Santa's shop is a mess and its only days until Christmas, help Santa get organized in this addicting physics stacking game.

Christmas Stacker

BarBalalance: Drop crates to make them collide with crates of the same color

When a crate collides with three distinct crates, it will disappear

You can only drop a crate when its center is inside the drop area

Drop from higher places or far from the centre to get more points

Balance the bar carefully, if a crate falls down it's game over!!!

BarBalalance

Screw Effect: In a machine with thousands of other screws just like you, you need to find a reason to hold tight. Otherwise, you have only 60 seconds to escape the destruction.

Screw Effect

Ninja Yin Yang: Restore the  YIN-YANG balance and
complete each level by placing the black ninja on the platform with the black sign and placing the white ninja on the platform with the white sign.
Balance is restored and level completed only if both ninjas are on their platforms at the same time.

Ninja Yin Yang

Shrink It: shrink and grow shapes to get smiley to the end, interesting and unique puzzles

Shrink It

Perfect Balance 2: Rotate and stack shapes, once more, and try to achieve perfect balance in this physics puzzle! 100 levels!

Perfect Balance 2