Player 1 passes the ball to players 2. Player 1 follows the pass to then cut out to the cone to receive the ball back from player 2. Player 1 drives to the basket and shoots or does a lay-up and collects the rebound to give a outlet pass to player 2. swap roles.
Good team defence is five players guarding the ball, not five separate one-on-ones. The shell drill is where that starts, so here is how to teach help-side positioning and rotations from the first week of the season.
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.