Interactive online courses in Python, R, SQL, the command line, Git, machine learning, and more. Ordered in a sequence that's carefully designed to help take students from zero coding and stats experience to job-qualified to work in data science.

Learn SQL skills from scratch by actually writing SQL queries and working with real data, directly in your browser. As you progress, test your knowledge with our new skill assessments. SQL may be old, but it's still the most in-demand skill in data!