Grade 4

Look quickly and you might just see one of nature’s insect heroes on the hunt—praying mantises! With their incredible hunting skills, mantises help rid farms and gardens of insect pests that… Read More →

Have fun learning language! What is a prefix? You'll find the answer inside this book—it's overflowing with prefixes. Brian P. Cleary's playful rhymes and Martin Goneau's humorous… Read More →

What if elephants were as small as dogs? What if frogs were protected by armor? In prehistoric times, they were! In fact, other than a few unique changes, lots of prehistoric beasts looked… Read More →

Gorillas can be pretty big, but just wait until you see Gigantopithecus. This huge ape lived 9 million years ago and was three times as heavy and two times as tall as a modern gorilla. There… Read More →

Imagine living alongside the largest dinosaurs to ever walk the Earth. These prehistoric giants were record-breakers with huge claws, jaws, and powerful bodies. Life-like illustrations place Read More →

Build your own moving models, inspired by ferocious dinosaurs from the past. From a biting T-rex automaton to a snapping Spinosaurus grabber, this book is full of engaging makerspace projects Read More →

Did you know that dinosaurs weren't the only prehistoric beasts on Earth? Even before the time when dinosaurs lived, there were many other incredible creatures, and some were even bigger and… Read More →

The ocean is filled with giant, strange, and scary creatures such as whales, octopuses, and sharks—but the prehistoric megalodon was powerful enough to crush a killer whale. Other sea beasts… Read More →

Everyone knew that Grace loved cats and kittens. The only present she wanted was a real kitten. She was hoping that somebody would give her a pet kitten. She had presents of all different… Read More →

In March 1865, the Civil War between the North and South and had been going on for four years. The armies of the North were fighting their way to Richmond, Virginia, the capital of the… Read More →

Growing up in a Quaker family in the South in 1830, Levi Coffin did not support slavery, but he was exposed to its atrocities. Convinced that every person deserved to be free, Levi began… Read More →

Detroit Tigers first baseman Prince Fielder was born to hit home runs. He spent his childhood at the ballpark with his dad, former Major League Baseball star Cecil Fielder. Like his father… Read More →

Teach children about the use of numbers in everyday life with this amusing story about a princess who wants to replace numbers with stars. Read More →

Prince Rogers Nelson wrote his first song at age seven, and soon taught himself to play the piano, drums, and guitar. In the early 1980s, Prince wondered how to make his music—a mix of pop,… Read More →

On April 29, 2011, the whole world watched as Prince William of Wales and Kate Middleton exchanged marriage vows. This royal wedding was one of the most anticipated events in England in… Read More →

James Forten knew how important freedom was. He was a free African American born in Philadelphia, Pennsylvania. When the American Revolution started in 1776, James was too young to help fight Read More →

Have you ever wondered what it would be like to go into outer space? Soon you might be able to find out! For years, only trained astronauts were allowed to travel through space, but now lots… Read More →

Sports fans love to compare stats, and no sport has more to discover than baseball. From wins to home runs to earned run average, explore baseball's most important stats and their… Read More →

Sometimes, a baseball team with an average season record can go on to win the World Series! Experience the thrill of professional baseball's biggest upsets, from unexpected wins to shocking… Read More →

Fans, coaches, and players use basketball stats to find out which teams and players are rising to the top. Explore the most exciting basketball stats of all time. Read More →

The countdown clock is almost at zero—and suddenly, a player scores a three-pointer to win the game! Professional basketball is full of underdog stories. Sometimes, a lower-seeded team can… Read More →

Plastic is used to make a lot of things we use. Who can name some things we use every day that are made from plastic? Plastic can be a problem when we throw it away. What are some of the… Read More →