Henry Carter Hull

Robins eat earthworms as a tasty treat. You might use one as bait to tempt a fish. But other types of worms consider robins, fish, and humans to all be prime real estate for growing and having a family! Learn all about the many kinds of worms around us--or in us! Children are keen observers of the world around them. This series helps kids understand the scientific basics behind their everyday experiences. Through simple, clear text and colorful images,...

Millions of years ago, mighty reptiles known as dinosaurs ruled the earth. Though they died out long ago, students still enjoy learning about their modern-day reptile relatives, from common snakes and turtles to the more bizarre worm lizards and tuataras. Children are keen observers of the world around them. This series helps kids understand the scientific basics behind their everyday experiences. Through simple, clear text and colorful images, these...

Want a good example of a mammal? Look in the mirror! Young readers will discover what they have in common with both the family cat and the mighty grizzly bear while they explore the many different kinds of mammals that are our closest relatives in the animal world. Children are keen observers of the world around them. This series helps kids understand the scientific basics behind their everyday experiences. Through simple, clear text and colorful...

Amphibians are some of the most interesting animals around. Follow frogs, salamanders, and their relatives from the ponds and lakes where they are born to the land where they lead their adult lives. Learn what amphibians can teach us about our environment. Children are keen observers of the world around them. This series helps kids understand the scientific basics behind their everyday experiences. Through simple, clear text and colorful images, these...