The Activity - #1 goes to the basket for a lay-up. #2 follows #1 without a basketball.When #1 makes the layup, he leaves the rebound for player #2. Player #1 does not have a basketball now and #1 hustles to run behind player #7 who does have a ball. And next time through, player #1 will grab rebound from #7. #3 and #4 continue the drill as players #1 and #2 did.