Whipping his racquet through the air like a cesta in jai alai, Rafael Nadal produces such tremendous topspin that the ball sometimes seems to catapult off the court, creating a shot as challenging to ...

The 1997 French Open final pitted a two-time Roland Garros champion, Sergi Bruguera, against an unknown 20-year-old from Brazil named Gustavo Kuerten. Kuerten was ranked No. 66, and he hailed from a ...

Equipment: A tennis ball on a string. What it does: Swing the ball on the string to show circular motion. Release the ball to show the instantaneous velocity of the ball. Concepts Demonstrated: ...