Книга: Level 5: Poptropica English Ice Island Adventure

Jason Strong the explorer, and his cousins Megan and Greg, are looking for yetis on Ice Island. But something strange is happening on the island; it is getting warmer. Jason must do something quickly or Ice Town will flood! Can Jason stop the thieves, Doctor Danger and Hopeless Harry, before they melt the glacier? Can he save the town and the polar bears?