One player has a ball and their partner faces them. The person with the ball then dribbles the length of the court, constantly changing direction. The defender has to shadow their movement whilst running back to protect the basket.
Try to keep the players wide.
Pushing the players to the side with good footwork.
Rebounding is the least glamorous thing in basketball and one of the most decisive. It is also almost entirely a habit, which means it is entirely coachable.
Good spacing is only the start. The best modern offences teach players to attack the defence's rotations and play in a permanent 4-on-3 - here is how to coach that read.
The ball screen produces almost half of all professional offensive possessions, yet most teams still teach it as a memorised play. The modern approach trains the read - giving players a framework to decide based on what the defence does, not what the coach called.