Basketball Rules Guide: Offense, Defense and Kids' Drills

Basketball rules for traveling and offensive fouls can be complex for beginners and kids. Improve your game with middle school tryout drills and understand the physics behind player hang time.

Bird-eye view of Basket Ball Hoop

Radius of a Basketball Rim

The standard basketball rim used by NBA professionals, university and senior high players has an 18-inch inside diameter, giving it a radius of 9 inches. Rim measurements in international competitions are slightly different.

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Which Basketball Sneakers Have Good Arch Support?

Foot-related basketball injuries may be avoided with more support for a player's arches. Players with flat feet or high arches may be more prone to injuries and need different types of arch support.

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Boy Playing Basketball

Elementary Basketball Court Dimensions

There are no official youth basketball rules governing youth court dimensions, but there is a consensus about size in the national youth leagues, according to My Youth Basketball Player. An elementary school basketball court measures 74 feet by 42 feet.

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