Not having fun in jungle

title. i can't seem to do anything impactful in the game. my ganks are pretty bad and it often ends up me dying. i don't know how to keep track of the enemy jungler because i only have 2-3 wards and my teammates usually don't ward. i keep thinking of giving it up, but i really don't want to give up so easily. my champion pool is . what should i do to imrove? im thinking of buying either or