Philosophy of Mathspeaking topic
A lily pad on a lake doubles every day, and on day 30 it covers the whole lake. On which day was the lake half covered? Day 29. Why does the halfway point of a disaster always look like 'no problem' until the very last moment?
— exponential growth and perception
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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