Have you ever wondered what a fraction or percentage means and how they are related? Basic principles of fractions, decimals, and percentages and how to apply them to other forms of mathematics are explained through informative and engaging content in this new addition to the How Do series. The How Do series is a great introduction to various STEM topics, each presented in a format that encourages audiences to ask questions and guess the answers before exploring the science behind them.

Hungarian American biochemist Katalin Kati Karikó became fascinated by science as a child and grew up determined to find a way to use messenger RNA—a copy of a part of DNA that provides cells with instructions to make proteins—to help fight illness. An mRNA vaccine had never been made before, and she faced frequent criticism and was told by other scientists she would never succeed. Karikó refused to give up her research, and when the COVID-19 pandemic hit, she played a critical role in developing the successful Pfizer-BioNTech mRNA vaccine faster than any other vaccine in history.

Leo is a ghost and he wants to be a good friend. When a new family moves into his home and Leo's efforts to welcome them are misunderstood, Leo decides it is time to leave and see the world. This charming tale of friendship is destined to become a modern classic that will delight children for years to come.

In Japan, "croquette" refers to a food that is made by mixing boiled and crushed potatoes with minced meat, covering it in bread crumbs, and frying it until the outside is crispy.

Before their experiments, inventions, and discoveries that changed the world, the world’s most celebrated scientists had regular-kid problems just like you. Stephen Hawking hated school and preferred to spend his free time building model airplanes, inventing board games, and even building his own computer. Jane Goodall got in trouble for bringing worms and snails into her house. And Neil deGrasse Tyson had to start a dog-walking business to save up money to buy a telescope.

Like it or not, global warming is a hot topic, and it will affect the younger generation the most. So why not turn to the teacher kids like the most, Ms. Frizzle! Only the Friz can boil all the hoopla down to the scientific facts in a fun and informative way. Kids already love the Magic School Bus, and the love to do what's right by the planet. At last, a way to teach the curriculum and make an impact!

Buckle up for an awesome aquatic adventure with Ms. Frizzle and the class!

Although it's a smelly task for those who have to constantly bathe him, Roy's happiness centers on his very favorite thing - dirt - and from sunrise to sunset, he burrows in it, rolls in it, and digs up buried treasures. There's terror in every terrier, and when Roy runs into the house after being sprayed by a skunk, he faces the dreaded bathtub.

Freddy Thresher has a problem: a really, really, big problem. He's the only one in his class who hasn't lost a tooth! All of the other students in Mrs. Wushy's first grade have signed their names on the Big Tooth, and Freddy's determined to get his name on it, too. So when Max "The Meanie" Sellars calls Freddy a baby, Freddy decides he's going to lose that tooth one way or another, even if it means getting punched in the face at recess, and even bigger trouble, with Mom!

This audiobook helps kids learn French through easy-to-follow instructions for lessons on various topics such as the alphabet, common expressions, culture and community, and more. Each lesson is followed by a short review section to ensure that the child has mastered what they learned.

In the first book in this series, eight-year-old Drake is snatched up by King Roland's soldier and taken to the castle. He is to be trained as a Dragon Master. At the castle, he is joined by three other young Dragon Masters-in-training: Ana, Rori, and Bo. The Dragon Masters must learn how to connect with and train their dragons - and they must also uncover their dragons' special powers.

Two little mice learn a big lesson about working together when they join forces to create The Biggest Snowman Ever in this wonderful winter story.

Five little penguins slipping on the ice. One fell down - oh no! Now there are only four penguins left! What will Mother penguin do?

It’s Easter! The eggs are decorated, the baskets are ready, and Mr. Twist’s Easter pants are looking fly, which means one thing: it’s time for the annual Twist Easter Egg Hunt, Ada’s favorite family tradition. And this year, her parents are letting Ada hide the eggs! But Arthur, her big brother, thinks the egg hunt is going to be too easy now that he’s 11 - so Ada has to do a test hiding to make sure it’s super hard or else Arthur will retire from the egg hunt forever!

Meet Weir Do. No, that's not a typo, that's his name! Weir Do's the new kid in school. With an unforgettable name, a crazy family, and some seriously weird habits, fitting in won't be easy...but it will be funny!

Want to teach your kids all about Halloween? Help get them ready for some of the monsters they will run into this holiday season. In this fun book, your kids will learn about the most popular ghosts, ghouls, and monsters that they'll run into while trick 'r' treating!

Meet Ricky Ricotta, a little mouse with a big problem! Ricky Ricotta lives in Squeakyville with his mom and dad. Ricky has a hard time making friends at school, and the neighborhood bullies are always picking on him. If only Ricky could find someone to be his best buddy and keep those creepy bullies away! Meanwhile, on the other side of town, a mad scientist named Dr. Stinky McNasty has created a mighty robot who is as gentle as he is powerful. Dr. Stinky plans to make the robot destroy Squeakyville, but there's one little thing in his way: Ricky Ricotta!

普段ネイティブが日常的に使っているシンプルで短いフレーズを多く収録。英語初心者はもち ろん、そこそこ英語に自信がある方にもおすすめ。繰り返し聞き流すことでネイティブらしい言い回しが身につきます。 １巻から順番に聞かなくてもOKです。好きな巻数から始めてください。英語-日本語版を先に聞き流し、英語に慣れてきたら英語版のみを聞き流すのがオススメです。

Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

In a poem about a Mama Fox's unconditional love for her cub, this story describes the many moods of all children - from happy to frightened, bashful to silly, and more - and will reassure them of their parents' abiding affection and approval.

Nory Horace is nine years old. She's resourceful, she's brave, she likes peanut butter cookies. Also, she's able to transform into many different animals. Unfortunately, Nory's shape-shifting talent is a bit wonky. And when she flunks out of her own father's magic academy, Nory's forced to enter public school, where she meets a group of kids whose magic is, well, different.

This charming story is about a friendly but forgetful blue tang fish as she tries to reunite with her loved ones, and everyone learns a few things about the true meaning of family along the way.

Buckle up for twists, turns, and emotional loop-de-loops in the most roller coaster-y Pigeon adventure ever! The Pigeon WILL be ready. Will YOU!?

Disaster reigns when A.J. participates in the school's holiday pageant celebrating Christmas, Hanukkah, and Kwanzaa.

Laugh-aloud humor abounds when David can't resist bugging his big brother. In this funny romp, David careens from one mischievous antic to the next...until he finally wins his brother's approval. Little-brother antics have never been so endearing - or true to life! David Shannon's beloved character in his best-selling book No, David! captures the attention and hearts of young children as few characters can. Listeners relish David's exuberance, defiance, and wildly energetic curiosity, and when there's trouble, you can bet "David did it!"