Description: Codecademy is an online interactive platform that offers free coding classes in 12 different programming languages including Python, Java, Go, JavaScript, Ruby, SQL, C++, C#, Swift, and Sass. The courses are available for beginning to advanced learners.
Type: software
Pricing: Freemium
Description: Project Euler is a website dedicated to a series of computational problems intended to be solved with computer programs. The problems involve mathematics and logic puzzles that require knowledge of math and programming to solve.
Type: software