Practice lab

Coding exercises

Build fluency with focused HTML, CSS, and JavaScript challenges. Run safely in your browser and earn points when your output passes.

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3 exercises found

JS 10 pts
Write code · Beginner

Log a greeting

Write JavaScript that logs exactly Hello, learner! to the console.

JavaScript
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JS 10 pts
Predict output · Beginner

Predict the total

Read the JavaScript and replace the editor contents with only the value it prints.

JavaScript
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JS 20 pts
Arrange code · Intermediate

Arrange the greeting

Reorder the lines so the variable is declared before it is logged.

JavaScript
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