In this BBC video we can see Hans Rosling explaining the evolution of poverty in the world using the Google created to encourage statistics. Hans Rosling explains it as if it were a football game (intentionally) and the result is spectacular, at least at the level of teaching.
Here's the video:
Link to Google tool: Google Public Data which it is what allows encouraging statistics as showing the video.
The video reached me through Pepe Zapata Flower Market. From here I thank you and I send a greeting.