Rules
Why a Basketball Court Has a Three-Point Arc
Why a basketball court has a three-point arc: learn how the boundary sets shot value, read corner markings correctly…
The full collection
All explainers
Browse explainers on rules, tactics, formats, equipment and traditions. Each starts with a sporting detail and follows the thread until the game makes a little more sense.
Tactics
Man-to-Man or Zone: Two Ways to Defend Space
Man-to-man or zone defense becomes easier to read when you track each defender’s assignment, watch how the ball…
Formats
Why Some Sports Use Halves and Others Use Quarters
Why sports use halves or quarters shapes when teams regroup, coaches adjust and officials reset, helping you read a…
Equipment
What the Dimpled Golf Ball Is Designed to Do
Learn what a dimpled golf ball is designed to do, how its surface affects airflow, and why spin, speed, launch, and…
Tactics
A First Football Match: Follow One Midfielder
Follow one midfielder through a first football match and see how their position shifts between attack and defense…