A 5 man weave a drill where the ball starts with the player in the middle they pass the ball of to a player besides them and then they loop around to the outside in the same direction they pass. they player that received the ball then becomes the middle player. they pass of to the other way then the previous player, this is repeated all the way up the court. they player that has the ball at the hoop the finishes by scoring. the 10 players are split up into 2 teams of 5 and compete to see who can complete this the fastest.
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.