So far I have learned some basic JavaScript language such as conditional keywords, logical operators, and built-in methods. Today, we will build a simple guessing number game by applying those JS basic language. Basically, the game is ask user to guess a number, if the number is match to the secret number, they win the game. If not, they will have to try again. Step One: Create a simple HTML page and Link to the JS file I start to build a simple HTML page and give a title "Guessing Game" for it. Then, I create a separate JS file named "game.js", and link to the HTML page. Step Two: Create Secret Number and Prompt Question In the JS file, I start to create a secretNumber which is 6. Six is a lucky number in China which means everything goes well as you wish. Then I ask a prompt question:"Guess A Number", so user will enter a number. Step Three: If users enter the right number, they will receive a message It is conditional, so I u...