Eyesight Challenge Game is a simple puzzle game which tests your eyesight whether it can find different color or not. If you ever doubt on your eyesight or color vision issue first play this game and test your eyes rather visiting doctor. How to play Eyesight ChallengeThe game is very simple. Eyesight Challenge has 5 different levels which designed based on various difficulties for users. Each level has set of color boxes and user needs to identify and click on the box which has different color from other boxes. Users will find detailed instructions for each level in the game.Below are 5 levels in Eyesight Challenge Game.Easy This level is extremely easy and users can call it testing level with no rules and instructions.Medium This level gives you 10 seconds (per box) to click on correct box. For each correct click users will get +5 points and wrong click will deduct score by -5. If you failed to click on correct box within 10 seconds then game is over.Difficult Difficult level gives total 45 seconds to select correct color box as much as user can. Each right click gives +5 points and wrong click will deduct score by -5.Extreme - Extreme level gives total 45 seconds to select correct color box as much as user can. Each right click gives +2 points and wrong click will deduct score by -2.Worst - Worst level gives total 45 seconds to select correct color box as much as user can. Each right click gives +5 points but if users select wrong box 3 times then game is over.Note Each level is not just designed bases on scores criteria but also has different and difficult view/design from the previous level.This game can be played by childrens, adults and old people as well to challenge their eyesight.