All sports fans have their heroes, and part of the fun of watching sports is debating which athletes are the best. This series pits classic stars against contemporary champions, comparing them on various skills to see who fares better. While chapters name winners based on these specific skills, it's up to the reader to decide who is the all-time great. This title compares classic star Billie Jean King and contemporary champion Serena Williams. From serving and volleying to forehand and backhand, chapters explore and compare each player's skills on the court. The title also features end-of-chapter fact boxes for side-by-side player comparison, as well as a glossary. It will be up to the reader to decide who is the all-time tennis hero. AGES: 9 to 10 SELLING POINTS: . Table of Contents . Glossary . Index . Infographics . Further Reading . Online Resource List