How much of Disney World can I see for a 5 day/4 night stay…?

It's me(15), my little sister(11), big brother(21) and parents(in their 40's) and we're going on the 2nd week of august. We're staying on disney property so we'll take advantage of the magical hours.We're also doing fastpass but not park hopper. We'll be leaving the night before and arrive there in the morning but they said […]