Grade 4

Reluctant readers will be intrigued by the world of dinosaurs. This is your ultimate guide! Step back in time and explore the captivating realm of prehistoric creatures. Discover . . .… Read More →

Do you love spiky Stegosaurus or tanklike Triceratops? Whatever your favorite prehistoric beast, you’ll soon be drawing these creatures like a pro with the help of this fun book. Just follow… Read More →

Discover one hundred of the world’s most amazing dinosaurs with this fascinating, illustrated guide. From tiny dinosaurs to towering giants to some really unusual suspects, this book has it… Read More →

Have you ever wondered what happens to dinosaur fossils after paleontologists dig them up? They don't only go on display in museums. Scientists also investigate those fossilized remains to… Read More →

Explore the unique world of dinosaurs in coastal habitats. Spread-by-spread match-ups pit different dinosaur species against one another in battles that are scientifically accurate. Fact… Read More →

Come along with Ackerley the Acanthostega to visit the Triassic and Jurassic periods, 203-145 million years ago. Watch the first dinosaurs appear. See them grow in size and numbers to… Read More →

Discover a habitat filled with steaming swamps and crawling with dinosaurs fighting to survive. Spread-by-spread match-ups pit species against one another in scientifically accurate battles,… Read More →

Dallas Mavericks star Dirk Nowitzki didn't grow up with a basketball in his hands. Dirk was born in Wurzburg, Germany, where soccer is the most popular sport. But as a teenager, Dirk… Read More →

The British army swelled in size at the beginning of World War I. But many of these new recruits suffered from malnutrition and lacked the physical strength to serve on the front line.… Read More →

After living on Earth for millions of years, all the dinosaurs disappeared forever. They had gone from Earth long before people were here. That was more than 100 million years ago. Why did… Read More →

For thousands of years, the perils of the sea have claimed uncountable numbers of victims. Bad weather, rocks and icebergs, equipment failures, human error, and many more types of tragedies… Read More →

Bionics uses mechanical and electronic technology to solve biological problems. How does it help people who have lost limbs walk again? How does it return hearing or vision to the deaf or… Read More →

Cryobiologists study how cold affects living things. This research has many amazing uses, but what do icy temperatures have to do with organ transplants? And how can researchers use a freezer Read More →

Every year, doctors and medical researchers make incredible breakthroughs in human medicine. Did you know some are finding ways to build organs in laboratories? Or that others are studying… Read More →

Drones seem to be everywhere. But what is the difference between drones used in the military and those used in civilian life? How fast can drones travel? Users pilot crewless aircraft of all… Read More →

With a focus on STEM and late-breaking information, this book shows how scientists have made discoveries about Earth throughout history and how they will continue to do so in the future. Read More →

Forensic scientists study evidence to figure out who committed a crime. But how do they determine the cause of death? And how do they use trained dogs and devices to track scents? Learn about Read More →

Sir Isaac Newton changed the world with his many discoveries and inventions about mathematics, science, optics, and physics. Although he was brilliant, Newton felt no need to publish his… Read More →

With up-to-date scientific information on scientists' latest discoveries and a focus on STEM, this engaging title shows readers what we already know about Jupiter and what scientists hope to… Read More →

Vivid photos and up-to-date information teach readers about Mars, including details on climate and geography, how scientists have explored the planet, and what they hope to find out about… Read More →

Young readers will explore Mercury and learn what scientists hope to discover about it in the future. Engaging text discussing up-to-date scientific information paired with photos from NASA… Read More →

Did you know that scientists are able to build with atoms, the smallest building blocks of the universe? Advanced devices, materials, and computers are three areas in which nanotechnology is… Read More →

How have scientists explored Neptune? What do they hope to discover about the planet in the future? Through vibrant photos and STEM highlights on geography, climate, and more, readers will… Read More →