Grade 2-5 -- 12-year-old twins Ashley and Ryan are skiing with their parents in Wyoming's Grand Teton Mountains when the ground begins to shake. The quick-moving avalanche buries them in the icy white snow. Written by a survival expert this quick page turning will keep you on the edge of your seat. While it may be a work of fiction the survival skill taught in the novel where well researched and could be used to possibly save your own life in an avalanche. At the end of the book are survival tips from the National Avalanche Center and U.S. Forest Service. ( )