Our World In Data

Our World In Data is a data visualization platform that allows you to explore many aspects of human history – population growth, health indicators, food consumption, energy use, development Environment, technological progress, education, and many other categories. The site was developed at Oxford University by Max Rosner , and is available free of charge, as well as the raw data, and the sources from which this information was drawn.


UpScale Analytics is one of the largest platforms in the world for learning SQL by doing, consisting over 300 SQL exercises at different levels (including solutions), by topics, across over 100 different datasets. More…