It sounded like a respectable and worthy enough death for an explorer - tumbling from an ice bridge to be impaled upon a mammoth tusk - but Stella really, really didn`t want that to happen, just the same.Join Stella Starflake Pearl and her three fellow explorers as they trek across the snowy Icelands and come face-to-face with frost fairies, snow queens, outlaw hideouts, unicorns, pygmy dinosaurs and carnivorous cabbages . . . When Stella and three other junior explorers get separated from their expedition can they cross the frozen wilderness and live to tell the tale?