On sports teams, especially youth sports teams, the players are never one and the same. Young athletes are all different, which means they all have different skills and abilities out on the field or in the arena. As a coach, you can't treat them as a whole, but you need to treat these young players as individuals of a whole. This video covers some practices and techniques, as well as gives advice for better coaching skills for teaching a "team". This is coach psychology.
Check out what Crissy Rapp has to say about coaching your team as a whole at the link below.