Saul and Mike explore the magnitudes of various populations of creatures on earth, from humans to buffalo to chickens to roundworms to bacteria.

Mag Water

Mag World is an effort to develop fluency in logarithmetic, by using simplified notation for numbers that focuses on the magnitude. This develops a corresponding intuitive sense of scale–not just "bigger" or "smaller", but how much bigger, and how much smaller. And what are each of the levels of scale like?