Tired of reading the same old books over the summer and in your free time? Try one of these!
Geometry's Greatest Thinkers: The History of Geometry by Bonnie Coulter Leech
God Created the Integers: The Mathematical Breakthroughs That Changed History by Stephen W. Hawkins
History of Pi by Petr Beckman
The Golden Ratio: The Story of Phi, the World's Most Astonishing Number by Mario Livio
That Nothing That Is: A Natural History of Zero by Robert Kaplan
The Inner Game of Tennis: The Classic guide to the Mental Side of Peak Performance by W. Timothy Gallwey
A World of Three Zeros: The New Economics of Zero Poverty, Zero Unemployment, and Zero Net Carbon Emissions by Muhammad Yunus