A winter trip to the Golden Egg Ski Lodge sounds like the perfect vacation, but things quickly take a strange turn for the Bailey School Kids. When they sign up for snowboarding lessons, they are introduced to an instructor who is incredibly massive. In fact, he is the tallest person they have ever seen in their entire lives. Liza immediately gets suspicious and wonders if this gigantic man is actually the famous giant from the Jack and the Beanstalk fairy tale. But proving that a fairy tale creature is living in the snowy mountains is not going to be easy. You get to hit the slopes alongside the kids as they gather clues, spy on their towering teacher, and try to uncover his enormous secret. This funny and thrilling mystery mixes winter sports with magical legends, keeping you guessing until the very end about who is really hiding out on Ruby Mountain.