Surviving Antartica reality TV 2083

This book is about a future where to get a scholarship you must pay it (it is very hard), win a dice toss, or historical survivor a contest. Education is from TV or EduTV. 5 kids go to Antarctica to relive Robert F. Scott's failed Antarctic expedition. They had motor sledges that failed like Scott's , 2 ponies and a pack of dogs like Scott, and the food Scott would have eaten. One person got his toes amputated!! Then a man named Steve at the studio saved them by telling them to rescue Andrew who was stuck in a crevice and he almost died. Finally. they got rescued because of the President's intervention.