https://www.amazon.com/Man-Who-Solved-Market-Revolution/dp/073521798X
https://www.penguinrandomhouse.com/books/557104/the-man-who-solved-the-market-by-gregory-zuckerman/
https://www.random.org/dice/?num=1
math activity involves using dice. If you do not have dice, you can use this website which rolls dice for you.