Series Island Trilogy (Korman)

Luke, Charla, Will, Lyssa, J.J., and Ian aren't alone on their desert island. They've survived so far -- but now their enemies are closing in. They have only one chance at escaping. Will they make it?
Six kids. One shipwreck. One desert island.Stranded. Separated. Six kids are stuck on a desert island. They have no food. No shelter. Nobody knows they are lost. They must take from the island in order to survive. But what if they're not alone?
Commended
Six kids. One shipwreck. One desert island. They didn't want to be on the boat in the first place. They were sent there as punishment, or as a character-building experience. Now the adults are gone, and the quest for survival has begun.