Observation Games

Number of games: 123 (Overall rating: 76%)
Slither.io online game

73% 500k plays


Little Big Snake online game

88% 159k plays

Little Big Snake

Hole.io online game

83% 32.4k plays


Octagon online game

76% 336k plays


Stack Ball online game

79% 177k plays

Stack Ball

SeaDragons online game

81% 22.2k plays


Gulper.io online game

81% 42.0k plays


Agar.io  online game

77% 90.6k plays


Geometry Dash Online online game

75% 94.2k plays

Geometry Dash Online

Snake Island 3D online game

76% 9.3k plays

Snake Island 3D

DEUL online game

87% 11.3k plays


Dumb Ways to Die 2: The Games online game

80% 17.8k plays

Dumb Ways to Die 2: The Games

Drunken Duel online game

80% 14.0k plays

Drunken Duel

Drunken Duel 2 online game

87% 17.5k plays

Drunken Duel 2

Happy Snakes online game

80% 24.7k plays

Happy Snakes

Zapper online game

75% 14.7k plays


Rolling City online game

82% 20.0k plays

Rolling City

Arrow Challenge online game

72% 9.8k plays

Arrow Fest

Wormax.io online game

70% 69.8k plays


Angry Worms online game

70% 21.7k plays

Angry Worms

Smarty Bubbles 2 online game

75% 6.3k plays

Smarty Bubbles 2

Dumb Ways to Die: Original online game

84% 21.5k plays

Dumb Ways to Die: Original

Alien Invaders online game

81% 12.4k plays

Alien Invaders.io

Crazy Jelly Shift online game

75% 11.1k plays

Crazy Jelly Shift

Race City online game

88% 10.1k plays

Race City

Brutal.io online game

73% 22.9k plays


Pancake Master online game

60% 8.3k plays

Pancake Master

Tap the Frog online game

88% 14.2k plays

Tap the Frog

Lay Eggs online game

76% 14.6k plays

Lay Eggs

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% 1.0m plays

Monopoly Online

Can Your Pet? online game

62% 464k plays

Can Your Pet?

Five Nights at Freddy's online game

88% 3.9m plays

Five Nights at Freddy's

Bloons TD 5 online game

78% 273k plays

Bloons Tower Defense 5

Melon Sandbox online game

90% 61.4k plays

Melon Sandbox

Light bot online game

66% 388k plays


Toca Life World online game

78% 38.0k plays

Toca Life World

Cactus McCoy online game

94% 436k plays

Cactus McCoy

Traffic Jam 3D online game

87% 589k plays

Traffic Jam 3D

Papa's Scooperia online game

92% 967k plays

Papa's Scooperia

Five Nights at Freddy's 4 online game

87% 3.1m plays

Five Nights at Freddy's 4

Deal or No Deal online game

86% 232k plays

Deal or No Deal

Cartoon Strike: Lite Version online game

84% 7.0m plays

Cartoon Strike

My Land: King Defender online game

87% 6.1k plays

My Land: King Defender

Mini Colony online game

74% 20.0k plays

Mini Colony

House Builder online game

59% 69.9k plays

House Builder

Mini Farm online game

89% 81.1k plays

Mini Farm

Mini Survival online game

80% 91.1k plays

Mini Survival