World Book

While they don't erupt often, supervolcanos pose a huge threat to humans who live near and far. Find out how these giant volcanos can impact our planet if they blow their top! What Would Happen If.....

Young Tommy Pail has earned his spot as the heir to Winston Wordy's wondrous sentence factory. However, there are yet more parts of speech he must master if he is to take over the business. Readers...

The letter Y has headed off a war between the consonants and vowels. Now, all the letters must learn to work together as they join Y in the search for his long-lost father-the mysterious letter X...

The discoveries and inventions of today are poised to change the way you live in the near future. New jet engine designs use cutting-edge materials and manufacturing techniques so passenger airliners...

Bees may be small in size, but they have a massive impact on the natural world! Find out why these important insects are at risk and what would happen if they disappeared. What Would Happen If...?...

Our Earth's rainforests are full of diverse wildlife and important plants, but their existence is threatened by loggers and climate change. Find out how the destruction of these important ecosystems...

Today is a bad day! There's a storm brewing outside and the students are feeling irritable - to make matters worse, no one can focus on the math lesson. To help get the students back on track Ms...

Venus's surface is a place of scorching heat and crushing pressure. But, in the clouds, conditions are a little less intense. Learn how engineer Javid Bayandor plans to build a flying probe-inspired...

At Hardword's Magic Academy, the students learn how to use words to perform amazing tricks. But, you have to be careful what you say! Words can have multiple meanings, and new words can be confusing,...

The discoveries and inventions of today are poised to change the way you live in the near future. Climate change is a serious threat to our future. Innovative new technologies offer a way to capture...

The mysterious letter Y visits the Kingdom of Consonants to learn about this strange place. But, when Y escapes to the Land of Vowels with a royal prisoner, the consonant king declares war. Y must...

Today is the big science fair, but - Oh no, Tinn and Zax crashed into each other, destroying their science projects! Both students are upset and angry, but with the help of Ms. Silver they learn how...

The discoveries and inventions of today are poised to change the way you live in the near future. Today, the internet allows unprecedented global connectivity, enabling people to communicate and...

The famous word detective William Word Sleuth sets out to solve the kidnapping of a special victim-his own father. He and his dog Scout will have to use every tool at their disposal to decipher the...

It's Lyra's birthday! The friends gather at the park to celebrate and participate in fun contests for the grand trophy. Conflict strikes when Lyra and her cousin struggle to work together. How will...

Radio telescopes can help astronomers learn the secrets of the universe's birth. But, such telescopes must be huge, and radio signals from Earth and the sun interfere with their readings. Learn how...

The reflectors used in the world's largest telescopes are big and heavy. Instead of glass and metal, could they be made of reflective plastic? How big could a space telescope be if you could blow up...

Modern space suits are bulky, uncomfortable, and difficult to repair. If human beings are going to explore and colonize the moon and Mars, they will need something better to wear. Learn how engineer...

Today is laboratory day! The students are excited to build a baking soda and vinegar-powered rocket. However, the friends are having trouble making good choices and Sero causes an accident in the lab...

Housing astronauts on the moon and Mars is a huge challenge for future space exploration. Learn how biologist Lynn Rothschild plans to use fungi as a construction technology to build bases for...

The discoveries and inventions of today are poised to change the way you live in the near future. Imagine finding yourself in an amazing new world located not in space but inside the memory and...

Winston Wordy, the mysterious owner of Wordy's Sentence Factory, invites a group of children to visit his magical facility. But, this is more than just a tour of his amazing collection of nouns and...

The discoveries and inventions of today are poised to change the way you live in the near future. Computers are a great example. In the span of a few decades, computers have radically changed the way...

Neptune, the last planet in our solar system, has barely been studied. But the planet and its giant moon Triton hold many secrets-Triton could even harbor life! Learn how engineer Mahmooda Sultana...

Some kids collect and train battling monsters, but 10-year-old Clay collects Reading Skills. Each of these tiny creatures has a different ability that can be used to battle challenging texts. If Clay...

There's trouble at the library! A vandal has removed words from the books and scattered them about. To repair the damage-and catch the culprit-the librarian will have to enlist the assistance of the...

The technology we use is getting smarter and smarter. Robots can now solve complex math problems, walk around, and even write music. Find out what could happen if robots hit the books and become...

When you're hungry, you need a sandwich. When you want to communicate, you need a sentence. Period and his apprentice Comma run a sentence delivery and repair service. Call them if you get in trouble...

The discoveries and inventions of today are poised to change the way you live in the near future. The latest space stations are the biggest orbiting structures humans have ever built. Yet space...

Staying organized can be tough, but it can help you achieve your goals! After a messy start to the morning, the class learns about organization and strategies to help manage time. Alongside of...