Start on the block and toss to the free thrown line extended, jag, cut and when the ball is caught immediately drop step with a dribble drive to the baseline for the shot.
Do twenty on each side, picking out all the skills that are involved in this move, study and learn each one.
Break down all the moves into its parts and practice without the ball needed.
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.