His friend Bunny will not smile, no matter what Big tries…so Big needs your help! With appealing comic-inspired speech bubbles and interactive storytelling that prompts kids to do everything from turning the page, to leaning in so Big can whisper an idea, to making their silliest silly face, beginning readers will giggle their way through this Level 1 Ready-to-Read!

    Dozens of children in Nome become sick with diphtheria. Without antitoxin serum, they will perish - and the closest supply is 650 miles away! The only way to get the serum to Nome is by sled, but can the dogs deliver it in time? Heading bravely into a brutal blizzard, Balto leads the race for life.Illus. in full color.