Mean Streak

Learn data science, one small lesson a day.

Python, SQL, statistics, machine learning and more, in five-minute lessons with instant feedback and mini-games. Your guide is Mu, a friendly bell curve.

• A complete course14 sections and 230 levels, from your first line of Python to machine learning, data engineering and job interviews.
• Learn by doingBuild SQL queries, clean messy data, fit a line by hand and practise with fresh, computed questions that never run out.
• Fair and simpleThe first four sections are free forever. Unlock the rest with one payment. No ads, no account, no subscription.

Coming soon to the App Store