Back in 2012, Mozilla launched Thimble, an online code editor for teaching the basics of HTML, CSS and JavaScript. Over time, though, things got pretty quiet around the project as other browser-based ...
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Code Avengers

A Code Avengers subscription costs $29 per month, $150 for six months, and $240 for a year. Each subscription includes access to more than 100 guided projects, 100 quizzes, 500 lessons, and course ...