Product Overview
Author: Osborne, Mary
Age/Grade Level: 6-9 years; 1-4 grades
When the magic tree house whisks Jack and Annie off to Greenland, they're not sure what time they've landed in, but they immediately know what their mission is: save a narwhal! Then they meet a young hunter named Leif Erikson and they ask for his help. But Leif has other ideas...
