Number of games: 122
(Overall rating: 77%
74%
474k plays
Slither.io
Published: Apr 1st, 2016
HTML5
Experience this new online game inspired by the game called Agar.io.
75%
292k plays
Octagon
Published: Mar 5th, 2021
HTML5
Play great 3D perception game.
79%
167k plays
Stack Ball
Published: Apr 11th, 2019
HTML5
Test your reflexes and destroy all of the platforms you find in a level.
89%
140k plays
Little Big Snake
Published: Jan 4th, 2018
HTML5
You begin as a small worm progressively growing bigger.
77%
76.0k plays
Agar.io
Published: Jul 30th, 2015
HTML5
Online game with a little ball in which you have to eat all the other little characters.
69%
68.0k plays
Wormax.io
Published: Oct 5th, 2016
HTML5
If one snake’s head touches another snake, it explodes and the game ends.
76%
65.9k plays
Geometry Dash Online
Published: Oct 2nd, 2016
HTML5
A great game in which you have to achieve the highest score possible.
69%
48.9k plays
Life: The Game
Published: Sep 13th, 2017
HTML5
Try out living a life, from birth to death.
85%
38.3k plays
Walk home drunk
Published: Feb 21st, 2008
HTML5
The man in this game has some alcohol in his blood, but it's still not enough. H...
80%
38.2k plays
Gulper.io
Published: Jan 22nd, 2019
HTML5
Here we have yet another multiplayer game where you’ll be playing with snakes.
83%
29.6k plays
Hole.io
Published: Aug 7th, 2018
HTML5
Create black holes in the city and try to get as many things as you can inside.
81%
28.0k plays
Mope.io
Published: Oct 11th, 2016
HTML5
Mope.io is a wilderness simulator. You start out as a small mouse that drinks water and survives. However, whenever you eat, you grow.
60%
26.8k plays
Rise Up
Published: Jul 12th, 2018
HTML5
Try to get as high up as you can.
71%
24.4k plays
Snakes 3D
Published: Oct 13th, 2016
HTML5
Try out a game similar to slither.io, but in 3D graphics.
80%
23.8k plays
Happy Snakes
Published: Nov 15th, 2018
HTML5
A fun game where you’ll be eating other players to grow in size.
76%
23.0k plays
Color Switch
Published: Jun 5th, 2017
HTML5
A great online game where you'll be unlocking new levels.
80%
23.0k plays
Rabbit Samurai
Published: Jul 23rd, 2018
HTML5
A great game that will test your reflexes. You’ll have to get through a total of 12 levels.
73%
21.6k plays
Brutal.io
Published: Mar 25th, 2017
HTML5
A great multiplayer online game where you'll play as a guy with a tail.
71%
21.3k plays
Angry Worms
Published: May 3rd, 2018
HTML5
A great multiplayer game where you’ll play as worms.
81%
21.3k plays
SeaDragons.io
Published: Oct 27th, 2019
HTML5
Another great .io game that’s taking place underwater.
59%
20.3k plays
Bird Flight
Published: May 30th, 2019
HTML5
Fly through the rings with a bird in this 3D game.
68%
19.8k plays
Wormax2.io
Published: May 28th, 2019
HTML5
Second installment into the great Wormax series that brings numerous upgrades to the game.
94%
19.6k plays
Biome 3D
Published: Nov 23rd, 2015
HTML5
This is a 3D version of the popular online game AGARIO.
83%
19.5k plays
Rolling City
Published: Jun 14th, 2019
HTML5
Roll through everything in your way with this big ball.
83%
19.0k plays
Dumb Ways to Die: Original
Published: Sep 24th, 2019
HTML5
Play many different mini games and try to stay alive for as long as possible.
41%
19.0k plays
Osu Game!
Published: Dec 1st, 2022
HTML5
Test your skill by tapping the numbered tiles that appear on the screen in time with the music.
73%
18.8k plays
Afterlife: The Game
Published: Jun 3rd, 2018
HTML5
You lived your life and now became a ghost.
85%
18.8k plays
Worms Zone
Published: Oct 16th, 2018
HTML5
A great multiplayer game.
84%
18.6k plays
Tricky Kick
Published: Apr 14th, 2020
HTML5
An online sports game where you will be trying to score.
Observation Games are a type of online game that require sharp observation skills to complete levels or achieve objectives. The three most popular games in this category are Octagon, Slither.io, and Little Big Snake, which all offer different challenges and gameplay variations for players. These games can be played in a browser, and some can also be played on mobile devices.
While some Observation Games are 3D, others are 2D, and they all offer unique visual styles and gameplay mechanics. One of the best things about these games is that they are completely free to play, with no downloads or installations required. This makes them accessible to anyone with an internet connection and a desire to test their observation skills. In addition to the existing selection of games in the Observation Games category, new games are regularly added to keep players engaged and entertained. Whether you're a seasoned gamer or just looking for a fun way to pass the time, Observation Games offer a unique and rewarding experience that can help you improve your powers of observation and reaction time.
Play the best online games from the category - Observation Games. 🎮 New games every day, no download or installation required. Just click and play right now!
87%
3.2m plays
Five Nights at Freddy's
Published: Jun 13th, 2015
HTML5
Ready to get scared in this great horror game?
64%
298k plays
Can Your Pet?
Published: Aug 5th, 2014
HTML5
Cute pet is waiting for you!
87%
386k plays
Traffic Jam 3D
Published: Jun 8th, 2022
HTML5
Start your journey through heavy traffic and avoid cars.
87%
2.8m plays
Five Nights at Freddy's 4
Published: Aug 20th, 2015
HTML5
Spend another 5 nights in the fourth game of this horror online game.
93%
831k plays
Papa's Scooperia
Published: Jul 27th, 2018
HTML5
You’ve been trapped in a town without any money. Try to earn money to get home.
84%
6.9m plays
Cartoon Strike
Published: Aug 10th, 2023
HTML5
Play this first-person multiplayer game in pixel graphics.
60%
773k plays
Monopoly Online
Published: Apr 28th, 2016
HTML5
Play monopoly online. This game is also available as board game but this time you can play online.
66%
281k plays
Lightbot
Published: Sep 15th, 2008
HTML5
You use simple orders to control a robot, which can seem rather easy in case the...
86%
981k plays
Five Nights at Freddy's 3
Published: Jun 15th, 2015
HTML5
All new part of the horror game "Five Nights at Freddys" will surely scare you.
92%
198k plays
Rogue Soul
Published: Sep 29th, 2012
HTML5
Become the best thief around.
80%
129k plays
Age of War 2
Published: May 29th, 2010
HTML5
In this perfectly done game you try to beat your opponent's soldiers and destroy their base.
84%
6.9m plays
Cartoon Strike
Published: Aug 10th, 2023
HTML5
Play this first-person multiplayer game in pixel graphics.
89%
4.2k plays
My Land: King Defender
Published: Jan 25th, 2023
HTML5
Try to save your kingdom from monster attacks. Buy new lands, gather new resources, and sell them to make gold.
73%
15.6k plays
Mini Colony
Published: Jul 1st, 2022
HTML5
Build your own colony, create many different tools and care for your animals.
61%
56.9k plays
House Builder
Published: Oct 23rd, 2021
HTML5
Make a great office out of an empty building in this online game.
89%
74.7k plays
Mini Farm
Published: Jun 28th, 2021
HTML5
Buy animals, grow crops and explore your little farm.
80%
86.0k plays
Mini Survival
Published: Sep 18th, 2020
HTML5
A great game where you'll be trying to survive for as long as possible in a forest with your hero.
