While the 10-foot rim height is standard for adult play, basketball organizations recognize the need for adjustments in youth ...

Those measure a minimum of 28.5 inches in circumference, an inch smaller than the NBA basketballs. They also weigh less at 20 ounces. The NCAA adopted smaller balls for women's basketball in 1985.

Instead of the familiar rectangular clock that has adorned gyms for decades, the American professional basketball ... answer long-held NBA controversies like, “What is the circumference of ...