Observation Games

Number of games: 121 (Overall rating: 76%)
Slither.io online game

73% 492k plays


Octagon online game

76% 322k plays


Stack Ball online game

79% 173k plays

Stack Ball

Little Big Snake online game

88% 153k plays

Little Big Snake

Agar.io  online game

77% 85.3k plays


Geometry Dash Online online game

76% 82.2k plays

Geometry Dash Online

Wormax.io online game

70% 69.3k plays


Life: The Game online game

69% 50.5k plays

Life: The Game

Gulper.io online game

81% 40.5k plays


Walk home drunk online game

87% 40.1k plays

Walk home drunk

Hole.io online game

83% 31.5k plays


Mope.io online game

82% 28.5k plays


Rise Up online game

60% 26.8k plays

Rise Up

Osu Game! online game

38% 26.8k plays

Osu Game!

Color Valley online game

75% 26.6k plays

Color Switch

Snakes 3D online game

71% 24.6k plays

Snakes 3D

Happy Snakes online game

80% 24.4k plays

Happy Snakes

Rabbit Samurai  online game

79% 23.1k plays

Rabbit Samurai

Brutal.io online game

71% 22.5k plays


Tricky Kick online game

84% 22.4k plays

Tricky Kick

SeaDragons online game

81% 21.9k plays


Angry Worms online game

70% 21.6k plays

Angry Worms

Dumb Ways to Die: Original online game

84% 20.6k plays

Dumb Ways to Die: Original

Bird Flight online game

59% 20.5k plays

Bird Flight

Wormax2.io online game

69% 20.1k plays


Biome 3D online game

89% 19.8k plays

Biome 3D

Rolling City online game

83% 19.8k plays

Rolling City

Worms Zone online game

85% 19.5k plays

Worms Zone

Afterlife: The Game online game

74% 19.3k plays

Afterlife: The Game

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!
Monopoly Online online game

62% 920k plays

Monopoly Online

Five Nights at Freddy's online game

88% 3.8m plays

Five Nights at Freddy's

Traffic Jam 3D online game

87% 544k plays

Traffic Jam 3D

Learn to Fly 3 online game

72% 309k plays

Learn to Fly 3

Five Nights at Freddy's 4 online game

87% 3.1m plays

Five Nights at Freddy's 4

Can Your Pet? online game

66% 380k plays

Can Your Pet?

Bloons TD 5 online game

75% 203k plays

Bloons Tower Defense 5

Cactus McCoy online game

94% 381k plays

Cactus McCoy

Five nights at Freddy's 2 online game

88% 2.1m plays

Five nights at Freddy's 2

Papa's Scooperia online game

92% 919k plays

Papa's Scooperia

1v1 online game

89% 878k plays


Light bot online game

66% 344k plays


Cartoon Strike: Lite Version online game

84% 7.0m plays

Cartoon Strike

My Land: King Defender online game

89% 5.5k plays

My Land: King Defender

Mini Colony online game

74% 18.5k plays

Mini Colony

House Builder online game

59% 66.1k plays

House Builder

Mini Farm online game

88% 79.2k plays

Mini Farm

Mini Survival online game

80% 89.3k plays

Mini Survival