Following the well-known and much-loved Rookie format, each Rookie Read-About Holidays book explains the development of the...

Who says science has to be dull? The "Rookie Read-About Science" series brings a broad array of topics to vibrant life with...

Have you ever heard of a fish that puffs itself up into a prickly ball to stay safe from predators? Have you ever seen a shark...

Nothing says summer is here like the big, bright blossoms of a sunflower. In this book, readers learn how this towering plant...