Introduction to JavaScript Object Notation

Explore the ups and downs of gravity in this introduction to physical science by a trusted nonfiction team. What happens to a ball when it rolls off a table? It falls to the floor. Why doesn't the ball keep rolling straight ahead or fly up off the table? The answer is gravity. From density to inertia to free fall, David A. Adler skillfully explains how this invisible, but all too real force operates and what it means for our daily lives. Notable science experiments by Sir Isaac Newton and astronaut David R. Scott are covered. Also included are activities for kids to test at home and in the classroom. Anna Raff's bright and humorous artwork helps breakdown the concepts in a kid-friendly way. Vetted by a physicist, this fact-filled primer includes a glossary.

Mac 和 Mac 想要成名，於是展開一連串荒唐挑戰。他們計劃走遍世界、數盡星星與沙粒，甚至「拯救掉落的星星」。過程充滿笑料與誤會，最後竟陰錯陽差實現了夢想。本書由 Tedd Arnold 繪製插圖，並與兩位說書人合作，讓孩子在漫畫風格與滑稽橋段中體驗閱讀樂趣。系列靈感源自民間「愚人故事」，書末還附有故事淵源與延伸閱讀建議，既能娛樂，也能引導孩子思考故事中的漏洞。Do you want to be famous? Mac and Mac do. How? By doing the impossible! You'll laugh out loud at the funny adventures in this comic-style book.First they decide to walk around the world. But when Mom says it's too far for them to go, they decide to count the stars. They reach a bazillion when they see that some of the stars have fallen into Mom's washtub.Mac and Mac rescue the fallen stars, but then lose count. They decide to count grains of sand instead.Then . . . while counting grains of sand, they realize THEY'VE WALKED AROUND THE WORLD!!!This sixth book in the Noodleheads graphic novel series is perfect for comic fans and reluctant readers. Short chapters--full of wordplay, jokes, and slapstick humor--follow Mac and Mac through their funny adventures. It is co-written and illustrated by Tedd Arnold, kn

Who says cats and dogs don't get along? A snobby cat and a good-natured dog team up--sort of--to solve the mystery of a missing classroom pet in this playful illustrated chapter book told in letters. Simon the cat and Baxter the dog have finally learned how to share their owner, Andy. It helps that Simon lives with Andy's mom and Baxter lives with Andy's dad. When a problem comes up, they simply exchange letters to sort it out. Baxter's spelling has even improved . . . though not by much. But then Andy's class pet goes missing, which causes an argument with his friend Noah. Andy is so, so sad. Both Simon and Baxter want to solve the mystery and make Andy happy again. Which pet will collect the clues and piece together the solution? This funny and heartwarming collaboration between Geisel Honor and Edgar Award-winning author Dori Hillestad Butler and bestselling illustrator Kevan Atteberry is a tribute to the love of a good pet and the joy found in new friendship. With eight chapters an

Mac 和 Mac 又有了新夢想──打造「末日堡壘」！兩兄弟滿腦子稀奇古怪的點子，卻空有衝勁，沒有實際方法；他們一邊吵嘴，一邊搭建，還要提防朋友 Meatball 的伎倆。這本圖像小說由 Fly Guy 系列作者 Tedd Arnold 與兩位得獎說書人合作，結合色彩鮮明的插圖、滑稽對話與誇張劇情，帶來一段令人捧腹的冒險。系列同樣融入民間傳說「愚人故事」的核心精神，讓孩子在笑聲中體驗閱讀樂趣，也激發對故事淵源的好奇。Mac and Mac may be noodles with empty heads, but they have big ideas: building a fortress! This vibrantly colorful graphic novel for easy readers hits the nail on the head with comedy.The Noodlehead brothers are back from the library with a joke book, a fantasy novel, and a dream: to build their very own Fortress of Doom. If they can stop bickering for long enough. And if they can defend it from their wily friend Meatball.Jump right in with this fourth title in an easy-to-read graphic novel series about more than two hollow pastas trying to have fun.Award-winning storytellers Mitch Weiss and Martha Hamilton join Tedd Arnold, author of the Fly Guy series, to create a masterpiece of hilarity. This easy-to-read series, including the Geisel Honor book Noodleheads See the Future, is a

Think metric! A fun illustrated primer on the internationally recognized metric system for kids. Used in almost every country in the world, the metric system is an easy-to-use way of calculating length, distance, weight, and volume. Look at the label of a soft drink. You'll see both ounces and milliliters or gallons and liters listed. For kids who love to interact with their environment and measure and build things, knowledge of the metric system is a must. Filled with do-it-yourself activities, bright illustrations, and valuable kid-friendly information on how to convert inches into centimeters, pounds into kilograms, and much more, this latest from trusted STEM creators David A. Adler and Edward Miller will have kids thinking in metric in no time. Each book includes a ruler with metric and imperial measurements that can be cut out from the jacket flaps. David A. Adler and Edward Miller have collaborated on over 10 math books for children, many of which have received praise from educa

Weaving webs, digging burrows, and floating on strands of silk--spiders are fascinating creatures! This appealing introduction to all things arachnid is now available in Spanish! From tiny baby spiderlings to large tarantulas, nonfiction master Gail Gibbons' introduction to these intriguing arachnids, now available in Spanish, reminds us that although they may look scary, most spiders are harmless--and even helpful. There are over thirty thousand kinds of spiders in the world--small and large, colorful or gray--and they live, hunt, and adapt in different ways. A number of different species and spider behaviors are highlighted in this book, accompanied by clear, labeled illustrations and important Spanish vocabulary. The translated text is derived from thes new and updated edition, which was vetted by an entomologist and includes revised illustrations and the latest in arachnid science. Full of interesting trivia and information on the history of spiders, as well as an explanation of th

Math booster author David A. Adler and artist Ed Miller make pie charts easy-as-pie charts with this fun and vibrantly illustrated guide to data collection. For students, STEM topics don't always feel like a walk in the park. But what if they were more like a day at the fair? Follow Janet and Ben from the Ferris Wheel to the carousel as they use graphs and data collection to make decisions about their day. This is the sixteenth book in this duo's math picture book series. Combining elements of a graphic story with engaging and accessible nonfiction text, David A. Adler combines his well-established STEM know-how with Edward Miller's vibrant, high contrast art to take young readers on a wild ride through the world of bar graphs, pictographs, pie charts, and more!

When his new school hallways start to feel like a labyrinth, how will Gus the minotaur and his human pal Nick stay calm and find their way to the correct classroom? Find out in this action-packed early reader from comics artist Jeffrey Ebbeler.It’s Nick’s first day at a new school! As he walks in, he meets an easily excitable and impatient minotaur named Gus. It’s Gus’ first day, too—so he grabs Nick’s hand and charges straight into the building. There’s so much to see and do! They dance along with band practice, bounce around the school gym, end up in the boiler room, and. . . okay. They’re lost.They may not know where to go, but they know what to do: wait a minute, calm down, and retrace their steps so they can find their classroom. Young comics readers are sure to resonate with comics illustrator Jeffrey Ebbeler’s hilarious, slapstick take on a common coming-of-age experience—and parents will love the subtle lessons of patience and critical thinking.Comics-lovers can now share the f

Best friends Horse & Buggy's skateboarding shenanigans will have early readers rolling with laughter in this story from Geisel medalist Ethan Long! "Look, Buggy! I have a skateboard." "Do you have a helmet, too?" Horse is ready to try some BIG skateboard tricks . . . and his best friend Buggy has some tricks of his own on how Horse can avoid getting hurt. From tightening helmet straps to bandaging bruised butts, there's no such thing as too much fun with this dynamic duo--especially because they're playing it safe. Ethan Long's expressive, slapstick-style art brings the laugh-out-loud story to life in this early reader that really sticks the landing. Don't miss this hilarious duo's other adventures in Dance, Dance, Dance!, Horse & Buggy Paint It Out!, Horse & Buggy Plant a Seed, and Horse & Buggy on Ice. This book has been officially leveled by using the F&P Text Level Gradient(TM) Leveling System at level E. The award-winning I Like to Read(R) series focuses on gui

The bestselling Mole and Bear story is now a board book! Mole can smell that spring is in the air, but Bear is still asleep after his long winter nap.This board book from bestselling author Will Hillenbrand will have your toddler laughing and shouting “Wake up, Bear!”Excitedly Mole taps on the window and knocks on the door-- he even tries playing a trumpet to wake his friend so they can celebrate together. Bear keeps snoozing. But Mole is determined, so he milks and gathers and bakes a special springtime surprise for his friend-- the perfect way to wake up!Full of simple sound-words and lots of repetition, Spring is Here is ideal to share with toddlers. Cozy mixed-media illustrations of big, fuzzy, dozing bear and his eager mole friend add detail and humor to the tale.

Harry has always admired the famous escape artist Houdini. And when Houdini asks for help in coming back to life, it seems like an amazing chance...or could it be Houdini's greatest trick of all? Eleven-year-old Harry Mancini is NOT Harry Houdini--the famous escape artist who died in 1926. But Harry DOES live in Houdini's old New York City home, and he definitely knows everything there is to know about Houdini's life. What is he supposed to do, then, when someone starts texting him claiming that they're Houdini, communicating from beyond the grave? Respond, of course. It's hard for Harry to believe that Houdini is really contacting him, but this Houdini texts the secrets to all of the escape tricks the dead Houdini used to do. What's more, Houdini's offering Harry a chance to go back in time and experience it for himself. Should Harry ignore what must be a hoax? Or should he give it a try and take Houdini up on this death-defying offer? Dan Gutman is the award-winning author of series

Celebrate gratitude and simple ways of brightening others' days with this sweet story about a girl's letters. . . . and her town's overwhelming response.After a wonderful party, birthday girl Grace sits down to thank her friends and family for all their kind gifts. But she doesn't stop there! As she writes, Grace realizes there are so many things to be grateful for. So she thanks her teacher for helping her learn to write. She thanks her dog for his cheerful wagging tail. She even thanks the sky for being perfectly, beautifully blue. When Grace returns home after delivering her notes, she finds a wealth of affection--cards, letters, and notes from her neighbors and friends. A beautifully illustrated gatefold page shows how deeply her letters have touched the hearts of everyone around them. The Thank You Letter is perfect for starting conversations about gratitude, both for tangible gifts and for the little things we don't always stop to appreciate. The sweet story encourages

Max outwits a bully and makes a new friend. This Level F book is perfect for first-grade readers. Big Bob is a bully who takes Max's lunch. Max's friends try to help Max deal with it. Don't look at him, says one friend. Max takes his friend's advice, but the bully takes Max's sandwich anyway. Be nice to him. Give him a gift, suggests another friend. Max gives Big Bob a lemon ice, but the bully squashes it on Max's head. Big Bob doesn't like lemons--which proves to be useful information. Max starts bringing lemon-flavored lunches. And once his lunches are safe, Max reaches out to Big Bob in friendship. Bob accepts, and all of the children enjoy lunch together. This easy-to-read story includes extra material for both kids and adults on dealing with bullies-- for young readers: a list of Do's and Don'ts; for grown-ups: where to go for help. This book has been officially leveled by using the F&P Text Level Gradient(TM) Leveling System. The award-winning I Like to Read series features g

How long does it take for a seed to grow? Horse and Buggy can't wait to find out in this hilarious Level G story from Geisel medalist Ethan Long. Is it ready yet? What about now? Horse is so excited for the seed he planted to grow, he can't help asking Buggy a million questions. But with a little sunshine, water, and patience, Horse and Buggy are in for a surprise when their tiny seed finally grows. . . into a gigantic squash Ethan Long delivers a perfect punchline for emergent readers in this Horse & Buggy tale. Don't miss this hilarious duo's other adventures in Dance, Dance, Dance and Horse & Buggy Paint It Out This book has been officially leveled by using the F&P Text Level Gradient(TM) Leveling System. The award-winning I Like to Read(R) series focuses on guided reading levels A through G, based upon Fountas and Pinnell standards. Acclaimed author-illustrators--including winners of Caldecott, Theodor Seuss Geisel, and Coretta Scott King honors--create original, high q

A heart-wrenching novel in verse about a poor girl surviving the Irish Land Wars, by a two-time Newbery Honor-winning author. For Anna, the family farm has always been home... But now, things are changing. Anna's mother has died, and her older siblings have emigrated, leaving Anna and her father to care for a young sister with special needs. And though their family has worked this land for years, they're in danger of losing it as poor crop yields leave them without money to pay their rent. When a violent encounter with the Lord's rent collector results in Anna and her father's arrest, all seems lost. But Anna sees her chance and bolts from the jailhouse. On the run, Anna must rely on her own inner strength to protect her sister--and try to find a way to save her family. Written in verse, A Slip of a Girl is a poignant story of adversity, resilience, and self-determination by a master of historical fiction, painting a haunting history of the tensions in the Irish countryside of the earl

Help I'm melting A boy rescues a snowball again and again in this funny story about a snowball that gets to see all four seasons. A boy makes a snowball and is about to throw it when he hears Stop . . . Let's do something else. So the boy and the snowball make a snow angel, build a snow fort, and make a snowman instead. The boy decides to take the snowball home. When the snowball starts to melt, the boy rescues it by putting it in the freezer, where the snowball meets some very nice frozen foods and a tray of ice cubes too. The snowball meets flowers and butterflies in spring, sea and sand in summer, and apples and colorful leaves in fall. With a bright, glittery cover and bold illustrations, The Luckiest Snowball is a great read-aloud to share. Children will enjoy shouting along with the snowball's refrain-- Help I'm melting There is back matter about the seasons and the three states of water. An ILA-CBC Children's Choice

Let's scare bear says the tiny mouse. But the pint-size bully's plan backfires in this riff on a Japanese folktale. An ALA Notable Children's Book Mouse, Fox, Spider, and Snake all want to scare Bear. But Bear is the bravest animal in the forest--nothing scares Bear. Except, maybe, one thing. Bear says that he's scared of manju cakes. Armed with that knowledge, the animals hatch a plan to scare Bear with manju cakes. . . . lots and lots of them. . . . only to learn that the only scary thing is how much Bear loves to eat them Yuko Katakawa's bright art is full of detail and humor, from Snake's bow and glasses to Spider's web-spun comments on their ill-fated tricks. Based on Scary Manju, a tale in the Japanese oral tradition known as rakugo, Let's Scare Bear is a trickster tale that reminds us that bullies come in all shapes and sizes--and that when we share instead, everyone wins.

When everything around you is going wrong, how far would you go to fit in? Isaac's sixth grade year gets off to a rough start. For one thing, a tornado tears the roof off the school cafeteria. His mot

Best friends Bear and Mole can’t wait to go camping and sleep under the stars–but Mole worries, what if they get lost in the dark?Rolling up sleeping bags, picking fresh berries, and climb-climb-climbing, the two buddies are having a great time hiking to Camp Tiptop. They especially can’t wait to watch the sunset. But Mole soon realizes that when the sun goes down. . .it will be dark. What if they get lost?Seeing Mole nervous, Bear decides to tell his friend the legend of a special star–the First Star–that will always help them find their way.Featuring the popular characters and cozy illustrations of Will Hillenbrand’s other Bear and Mole adventures, including Off We Go!, Spring is Here, and All For a Dime!, First Star is a perfect bedtime book, an ode to friendship, and a gentle reminder that no matter how dark it gets, your loved ones will always help you find your way.A Bank Street Best Children’s Book of the Year

2025 SLJ Best Graphic NovelsA Junior Library Guild Gold Standard SelectionPerfect for new readers in the first grade: a comic about a child, a parent, and the magic of a starry night. By Geisel Award-Winner Michael Emberley! A blackout! Right in the middle of "the last" bedtime story. The child cries. It's too dark! The parent gathers stars from the sky light up the child's room. Now someone else is crying! It's the moon! The parent returns the stars to they sky, and parent and child pack up their blankets and pillows to sleep outside. New readers can practice phonics reading with the silent letters "g" and "o" in words such as too, night, light, right, and tight. Children can also read about these characters in I Did It! a Theodor Geisel Award Winner and Let's Go!, which is on the ALA Best Graphic Novels reading list. I Like to Read Comics are perfect for kids who are challenged by or unengaged in reading, kids who love art, and the growing number of young comics fans. Filled with eye

在戰火即將爆發的朝鮮半島，溫和內向的明基與家人原本計劃逃離北韓，追尋自由。但父親突然遭到秘密警察帶走，一切希望戛然而止。自責不已的明基決心踏上尋父之路，哪怕代價是親身投身戰場。本書以韓戰為背景，細膩描寫一名少年在恐懼與混亂中成長的歷程，是一段關於家人羈絆、生存意志與人性光亮的動人故事。Trapped in an enemy tunnel, a young refugee experiences the Korean War firsthand in this searing story of survival, loss, and hope, a companion to the Freeman Award-winning novel Brother’s Keeper.Myung-gi knows war is coming: War between North and South Korea. Life in communist North Korea has become more and more unbearable—there is no freedom of speech, movement, association, or thought—and his parents have been carefully planning the family’s escape.But when his father is abducted by the secret police, all those plans fall apart. How can Myung-gi leave North Korea without his dad? Especially when he believes that the abduction was his fault?Set during a cataclysmic war which shaped the world we know today, this is the story of one boy’s coming-of-age during a time when inhumanity, lawlessness, and terror reigned supreme. Myung-gi, his mother,

Funny animals play a party game that's both silly and thought-provoking. This Level B book is perfect for new readers It is a tree. It is a wall. It is a snake. It is a fan. A zebra, a giraffe, a turtle, and other animals play a party game. Blindfolded, they guess what's in the room by feel alone. Could it be a wall? A rope? A fan? No. It's an elephant This very easy-to-read story, based upon the ancient Indian parable about the blind men and the elephant, teaches point-of-view, and reinforces the simple vocabulary with bright illustrations of the different objects the animals guess. Perfect for new readers to practice on their own This book has been officially leveld by using the F&P Text Level Gradient (TM) Leveling System. The award-winning I Like to Read(R) series focuses on guided reading levels A through G, based upon Fountas and Pinnell standards. Acclaimed author-illustrators--including winners of Caldecott, Theodor Seuss Geisel, and Coretta Scott King honors--create origin

Hilarious and scientifically accurate, this Nature Diary gives readers a bug's-eye-view of the life cycle of a stinkbug. Told in diary form, My Stinky Summer by S. Bug introduces readers to the stinkb

A companion novel to Finding Langston, recipient of a Coretta Scott King Writing Honor and winner of the Scott O'Dell Award for Historical Fiction. Behind every bad boy is a story worth hearing and at

Are tornados and twisters the same thing? Why does it rain? Stunning photos and simple text explain the wonders of weather to young children. Images of puffy clouds, dramatic storms, and rainbows alte