Like some students may have tried their hand at basketball, but they do not know if they are good enough for the team.
So some kids may have shot a few hoops, but maybe they are not totally sure if they have the skills to be on the team.
Some students may have tried basketball, but they are not really sure if they have the talent to play on a team.
Some kids may have tried shooting hoops, but like they may not really know if they are as good as the other kids.