Linux in Embedded System

A fold-out book and 300-piece jigsaw about the Solar System.Discover the wonders of our Solar System with this fold-out book and 300-piece jigsaw. The sturdy box contains a jigsaw showing the planets, their moons and the spacecraft that have been sent to explore them, plus a double-sided fold-out illustration of our Solar System packed with fascinating facts and links to websites to find out more.

【Ronever】4埠HUB集線器 USB 3.0•線長達1.2m，距離不受限。•4in1 USB3.0 端口，超高傳輸速度5Gbps。•輕巧尺寸，帶LED電源指示燈。•USB3.0高速傳輸介面，可向下相容。•免驅動、支持熱插拔、即插即用。•擴充孔可應用於鍵盤、滑鼠、隨身碟...等裝置。產品型號：PC360X額定電壓：DC 5V工作電流：500mA-900mA轉接介面：USB3.0擴充接口：USBx 4 Port尺寸：105(W)x37(D)x25mm(H)線長：約1.2m(含頭)材質：ABS塑膠+電子零件線體材質：PVC線芯：铜芯重量：約50g(不含傳輸線)支援系統：Windows XP/VISTA/7/8/10/Linux. Mac OS 10.0+LED燈顏色：藍色(電源)包裝內容：HUBx1使用方法：拆封即可使用注意事項：●請勿放置於潮濕處或高溫日照下●請勿放置於幼兒易取處●請勿接近火源以及腐蝕性溶劑●內有細小配件，請勿放入口中，以免誤食●六歲以下兒童請在成人監護下使用●三歲以下兒童不宜●須由成人拆開包裝，避免幼兒纏繞產生窒息●使用剪刀等相關工具時，應有家長陪同以免小朋友受傷商品除瑕疵品外，恕不接受退換貨因拍攝略有色差，圖片僅供參考，顏色請以實際收到商品為準

(試聽檔為The Magic School Bus and the Climate Challenge)★ 全球超人氣科學讀本《The Magic School Bus》經典全集★ 一套收藏校車最精彩的科學冒險★ 彩圖滿版 × 情節幽默 × 知識力滿點★ 親子共讀與自主閱讀的科學入門首選「繫好安全帶，準備起飛！」從人體內部到恐龍時代，從深海探險到宇宙漫遊，《神奇校車》帶領孩子把課本知識變成真實冒險。經典盒裝套書一次收錄最受歡迎主題，完整呈現瘋狂老師與學生們的奇想旅程。故事節奏活潑、插圖色彩鮮明，將艱深的科學概念轉化為孩子聽得懂、看得懂、也記得住的精彩情節。無論是自然科學、人體構造、氣候現象或太空探索，都能在歡笑中理解。這不只是閱讀，更是一場跨越學科的想像力旅程。藉由大量的圖畫搭配故事、對話、註記、說明文字等方式，搭配CD便可以輕鬆的記憶了解。 套書收錄以下書籍： The Magic School Bus: Inside the Earth The Magic School Bus: Lost in the Solar System The Magic School Bus: On the Ocean Floor The Magic School Bus: Inside the Human Body The Magic School Bus and the Climate Challenge The Magic School Bus : In the time of the DINOSAURS

本套書包含以下10本--Narwhal: Unicorn of the SeaNarwhal is a happy-go-lucky narwhal. Jelly is a no-nonsense jellyfish. The two might not have a lot in common, but they do they love waffles, parties and adventures. Join Narwhal and Jelly as they discover the whole wide ocean together.Super Narwhal and Jelly JoltHappy-go-lucky Narwhal and no-nonsense Jelly find their inner superheroes in three new under-the-sea adventures. In the first story, Narwhal’s superhero alter-ego is revealed, and Narwhal enlists Jelly to help figure out what their superpower is. Next, Narwhal helps a friend find his way back home. In the third story, Jelly is feeling blue and Narwhal comes to the rescue. Ben Clanton showcases the joys of friendship and the power of believing in yourself and others through this irresistible duo.Peanut Butter and JellyNarwhal and Jelly are back and Narwhal has a new obsession . . . peanut butter! Narwhal is so obsessed they even want to change their name to . . . that's right . . . Peanut

No need to be humble—herald your own achievements proudly and toot your own horn with this hilarious mini kit!Portable fun:The 3-1/2 inch long, electro-plated, shiny, gold-colored miniature horn fits in the palm of your handMini book included:Kit includes a 32-page mini book on the history of the phrase "toot your own horn" and its counterparts in other languagesPlays three different toots:The electronic sounds in this unique horn include three different toot sequences for maximum effectActually squeezable:Activate the sound by squeezing the soft rubber bulbLatest RP Minis musical instrument kit:This horn joins our mini instruments series alongside theTiny Violin,Sad Trombone, andDesktop Drum Kit

Grab those handles and prepare to take wild shots on goal in this miniature desktop version of the classic bar and basement game: foosball!*Super portable size: The 7-inch-long, fully functional foosball table fits in the palm of your hand and folds up for easy storage and transport*Mini Book included: Kit includes a 32-page mini book on the history and rules of the game*Keep track of the competition: With a built-in score counter at each end, there’s no need to second-guess who’s ahead*Beloved, nostalgic game: The perfect gift or self-purchase for anyone who had a foosball table in their basement or local bar (or always wanted one!)*Latest RP Minis desktop game: Foosball joins our mini games series alongside mini golf, pickleball, shuffleboard, and more

An informative book and 300-piece jigsaw set, all about the Periodic Table.Everything in the Universe is made up of just 118 chemical elements which are displayed in the Periodic Table. Meet each element in this entertaining book and 300-piece jigsaw set, and discover which are crucial to life, which are smelly, explosive or radioactive and lots more. With links to websites with videos and activities to find out more.

The first three books in the Harry Potter series, fully illustrated and featuring interactive paper-engineered elements, now available in a collectible boxed set!Experience the first three books in J.K. Rowling's Harry Potter series as never before! Designed and illustrated by MinaLima--the award-winning studio behind the visual graphic style of the Harry Potter films--these special editions feature J.K. Rowling's complete and unabridged text, accompanied by full-color illustrations on nearly every page and eight enchanting interactive elements in each book. Readers will open Harry's Hogwarts letter, reveal the magical entrance to Diagon Alley, travel via Floo powder, spin the Time-Turner, and more.This boxed set includes Harry Potter and the Sorcerer's Stone; Harry Potter and the Chamber of Secrets; and Harry Potter and the Prisoner of Azkaban, tucked into a collectible slipcase stamped with elaborate gold foil. This set is a stunning gift for Harry Potter fans of all ages and the per

A 300-piece jungle animal-themed jigsaw with a book of jungle picture puzzles.A brilliantly colourful 300-piece jigsaw showing a busy jungle scene, plus a picture puzzle book, presented together in a sturdy box. Both the jigsaw and book are packed with things to spot. Can you find a sloth wearing slippers, crocodiles hiding in the water, toucans with identical beaks and lots more?

co-published with Guangxi Normal PressThe Orient Explorer Collection is a series of interesting texts written by Westerners travelling in China in the 1800s and early 1900s. Each volume has been reprinted from scans of the original publication and is included under a particular theme.The box set focuses on the theme “Women Writers” and features seven books written by women from various walks of life. It is suitable for readers interested in early China depicted by women travellers in the 19th and early 20th centuries. Each volume of the collection is to reignite interest and also to allow readers to explore how these books relate to the region today. With the Empress DowagerKatharine A. CARLThis book provides a sensational account of the author’s time with the Empress Dowager Cixi and the Chinese Court while painting her portrait for an exposition in St. Louis in the United States.978-962-937-405-1 • HK$278 / US$36Jan 2024 • 140 x 216 mm • 396 pp • PbA Woman in ChinaMary GAUNTThis

New from the best-selling Cat Family advent books: Lift-the-flap puzzles! As seen in The Sun: 'Feline lovers can count down to Christmas.' Charming Christmas lift-the-flap puzzle: Count down the last 12 days till Christmas with the cozy Cat Family Sturdy gift box contains: 76-piece puzzle with 64 regular pieces and 12 shaped lift-the-flap pieces, plus a 28-page booklet; finished puzzle measures 33 × 33 cm / 13 × 13 in. 12 flaps to open: On the completed puzzle, lift a flap each day to reveal sweet holiday scenes Includes story and activity booklet: Read the Cat Family story and find ideas for sustainable holiday activities Christmastime fun for kids ages 4–7: An activity-packed gift to engage kids in Christmas preparations Count down to Christmas with the Cat Family in this lift-the-flap puzzle with 12 flaps to open. Piece together the puzzle to create your Cat Family Christmas scene, based on the popular children’s book series. Open the 12 flaps on the shaped pieces to reveal what the

Discover a new approach to tarot with this folk-tale inspired deluxe boxed book-and-card set from tarot expert Melinda Lee Holm and lavishly illustrated by Rohan Daniel Eason. Folk tales have brought us invaluable lessons on life for thousands of years. With Tarot of Tales, veteran tarot reader and author Melinda Lee Holm and illustrator Rohan Daniel Eason invite you into their magickal world of art and prose where your readings become personalised fairy tales told by the cards in narrative form.The meaning of each card is told in five different ways - one for each of five possible positions given in the accompanying full-colour guidebook. Lay out the cards, find the corresponding passage for each card and position and link them together to read the tale told to you by the Tarot. Presented in their own compact box for easy storage, the 78 cards provide richly detailed illustrated scenes that allow you to step inside your own personal storybook, one that changes to bring you the wisdom

Collecting all three volumes of the first graphic novel set in the world of Minecraft, plus an exclusive Minecraft poster by Sarah Graley! Tyler's life is turned upside down when his family has to move far away from his hometown. Thankfully, he has a strong group of friends forever linked in the world of Minecraft! Tyler, Evan, Candace, Tobi, and Grace spend their days going on countless adventures together in the expansive block world, always on the lookout for a new challenge. Along the way monsters, pirates, bullies, and the dangers of the Nether will push them to the breaking point. But together, there's nothing these friends can't overcome! Collects Minecraft Volumes 1-3, plus an exclusive Minecraft poster by Sarah Graley!

套書包含以下四本：The Bad Guys 13: The Bad Guys in Cut to the ChaseThe Bad Guys 14: The Bad Guys in They're Bee-Hind You!The Bad Guys 15: The Bad Guys in Open Wide and Say Arrrgh!The Bad Guys 16: The Bad Guys in the Others?!

The Harry Potter Hardcover Boxed Set includes J.K. Rowling’s seven phenomenal Harry Potter books in hardcover, housed in a collectible trunk-like box with sturdy handles, lockable lid, and bonus decorative sticker set.Inspired by the traveling trunk of a Hogwarts student, this stunning boxed set contains all seven of J.K. Rowling’s beloved, bestselling Harry Potter books in handsome hardcover editions featuring original jacket artwork and chapter opening illustrations by Mary GrandPré. The trunk lid clicks closed with a privacy lock; sturdy rope handles are attached on both ends of the box; and a bonus decorative sticker set is tucked inside. An impressive and collectible gift for Harry Potter readers of all ages.

All five books in the best-selling Trials of Apollo series are now available in a paperback boxed set complete with a bonus poster."A clash of mythic intrigues and centuries of pop culture to thrill die-hard and new fans alike."--Kirkus ReviewsRick Riordan's beloved Greek and Roman demigod characters from Percy Jackson and the Olympians and the Heroes of Olympus return in a five-book adventure quest with a fresh twist: they’re helping Apollo regain his immortal status.Apollo's fast-paced, monster-filled quest brings the Percy Jackson chronicles to an end. Now readers from 8 to 80 can enjoy it from start to finish and then keep the handsome box on their shelf for posterity. Also included is a bonus poster of the key locations and characters in the series.From The Hidden Oracle to the long awaited The Tower of Nero, this collection will thrill loyal readers and be a go-to gift for new fans of the best-selling series.Complete your Rick Riordan boxed set collection with:The Percy Jackson a

The Bad Guys are here again, in The Bad Box 2! Sure, they will save the world from ending, they get kidnapped by an alien with too many teeth, have a Jurassic misadventure, and they even get to join a league of superheroes! Do they face danger? Yes, always! But is it funny? Oh, yes, it is! When you are in bad company, it's all in a day's work for Mr. Wolf, Mr. Piranha, Mr. Snake, and Mr. Shark.The four titles are:Episode #5: Intergalactic Gas Episode #6: Alien vs Bad GuysEpisode #7: Do You Think He-Saurus Episode #8: Superbad

Tiny Gardening! is a fun kit that caters to ANY age, for curious minds that are interested in botany, gardening, plants and flowers, all in a cute, approachable format.Enjoy gardening at your fingerti

Discover this gothic tale of outcasts, friendship and Notre-Dame Cathedral in Paris. When French author Victor Hugo wrote Quasimodo’s story in 1831, he wanted to make people think about what it meant

There are three simple nine-piece jigsaws and a beautifully illustrated board book in this box. Little children can enjoy a selection of detailed winter wonderland scenes in the book, and then use the jigsaws to recreate three of the winter wonders-filled scenes.3款9片大拼圖+1本小書拼圖完成後尺寸為17*17公分

Spot all kinds of woodland animals in this enchanting book and jigsaw set. The box contains three simple nine-piece jigsaws and a beautifully illustrated board book. Little children can recreate three of the colourful illustrations by completing the jigsaws, and have fun spotting details from the forest scenes in the book.3款9片大拼圖+1本小書拼圖完成尺寸17*17公分

There are three simple nine-piece jigsaws and a beautifully illustrated board book in this box. Little children can enjoy a selection of detailed zoo scenes in the book, and then use the jigsaws to recreate three of the animal-filled scenes.3款9片大拼圖+1本小書拼圖完成後尺寸為17*17公分

All five books in the #1 New York Times bestselling Heroes of Olympus saga by Rick Riordan in a paperback boxed set of heroic proportions.From The Lost Hero to the Blood of Olympus, this collection of

There are three simple nine-piece jigsaws and a beautifully illustrated board book in this box. Little children can enjoy a selection of detailed jungle scenes in the book, and then use the jigsaws to recreate three scenes from the book.3款9大片拼圖+1本小書拼圖完成後尺寸為17*17公分

They may look like Bad Guys, but these wannabe heroes are doing good deeds...whether you like it or not! This New York Times bestselling illustrated series is perfect for fans of Dog Man and Captain Underpants. Get ready to laugh up your lunch with the baddest bunch of do-gooders in town! Watch the fur fly in the first five hilarious installments in this bestselling series, now in one bad-to-the-bone boxed set: The Bad Guys, The Bad Guys in Mission Unpluckable, The Bad Guys in the Furball Strikes Back, The Bad Guys in Attack of the Zittens, and The Bad Guys in Interstellar Gas.The four titles are:The Bad GuysMission UnpluckableThe Bad Guys in the Furball Strikes BackAttack of the Zittens

In Bob Books: Animal Stories you will find 12 easy-to-read and humorous books, all featuring silly animal characters! With one- and two-syllable words and short vowels, the books in this set are fun c

A collection fit for the (Egyptian) gods! All three books in the blockbuster Kane Chronicles trilogy are included in this deluxe boxed set of paperbacks, each with dynamic new cover art, and a bonus g

Help Little Bluebird—and her flock—find a match! Once you do, let the new friends cuddle up in their nest. The player with the most birds in their nest wins! For additional play value, sort the 24 birds by color and accessories, count the birds in each category, and engage in open-ended imaginative play with these sweet characters and their cozy homes. With die-cut game pieces and a shaped box, kids will fall in love with matching these lovebirds!商品除瑕疵品外，恕不接受退換貨因拍攝略有色差，圖片僅供參考，顏色請以實際收到商品為準

跟著主角Jack和Annie重返神奇樹屋，進入書中世界，再次穿越時空，學習故事中豐富的歷史知識，認識圓桌武士的歷史、尋找幽靈城堡的寶藏，開啟全新梅林任務。 Merlin Mission Books 1–25 of the #1 New York Times bestselling Magic Tree House series boxed together for the first time ever! Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House reader. In each adventure, Merlin the magician sends Jack and Annie on an adventure in the magic tree house. Books in this Merlin Missions set include: Christmas in Camelot (#1), Haunted Castle on Hallows Eve (#2), Summer of the Sea Serpent (#3), Winter of the Ice Wizard (#4), Carnival at Candlelight (#5), Season of the Sandstorm (#6), Night of the New Magicians (#7), Blizzard of the Blue Moon (#8), Dragon of the Red Dawn (#9), Monday with a Mad Genius (#10), Dark Day in the Deep Sea (#11), Eve of the Emperor Penguin (#12), Moonlight on the Magic Flute (#13), A Good Night for Ghosts (#14), Leprechaun in Late Winter (#15), A Ghost Tale for Christmas (#16), A Crazy Day wi

*此套書盒子成本較高，因此價錢偏高。 The irresistibly collectible box set of all 80 Little Black Classics In celebration of Penguin's 80th birthday, this box set of the 80 books in the Little Black Classics series show

Encourage your students to get lost in the pages of the fun, imaginative stories in this fiction collection. Each book contains high-interest text, vibrant illustrations and images, age-appropriate te

Package Contents˙Storybook˙20-piece chunky puzzle˙Reusable carry-along storage boxBrand new in the green start? series, include a 98% recycled board book and matching puzzle, all in an adorable, reusa

The Time Quintet consists of five titles below:A Wrinkle in TimeA Wind in the DoorA Swiftly Tilting PlanetMany Waters An Acceptable TimeThe digest box set features the art of Taeeun Yoo.A Wrinkle in Time is one of the most significant novels of our time. This fabulous, ground-breaking science-fiction and fantasy story is the first of five in the Time Quintet series about the Murry family.A Wind in the Door—When Charles Wallace falls ill, Meg, Calvin, and their teacher, Mr. Jenkins, must travel inside C.W. to make him well, and save the universe from the evil Echthros.A Swiftly Tilting Planet—The Murry and O’Keefe families enlist the help of the unicorn, Gaudior, to save the world from imminent nuclear war.Many Waters—Meg Murry, now in college, time travels with her twin brothers, Sandy and Dennys, to a desert oasis that is embroiled in war.An Acceptable Time—While spending time with her grandparents, Alex and Kate Murry, Polly O’Keefe wanders into a time 3,000 years before her own.

Whether on a train from Beijing to Shanghai or sitting under a tree in Berkeley, you can be practicing your Chinese with this quick and easy-to-use set of flashcards. Chinese in a Flash Volume 1 has a

包含 Izzy the Inventor 系列 #1-6 集，共 6 本平裝本 本書系列以熱愛科學、堅信理性的小女孩 Izzy 為主角，她不相信魔法，卻一次次被帶進充滿童話角色的奇幻世界。當王子被詛咒、獨角獸受困、精靈設下審查陷阱，Izzy 總是帶著她的發明與實驗，用觀察、推理與創意破解看似不可能的難題。故事將科學原理巧妙融入童話冒險，讓火山、時間旅行、飛行裝置都成為情節的一部分，也讓讀者在歡笑中感受思考的力量。隨著旅程推進，Izzy 也慢慢發現，理性與想像並非對立，友情、信任與一點點「相信」，同樣重要。這是一套兼具幽默、節奏感與啟發性的橋樑書系列。科學思考結合童話冒險每集皆有明確任務與解謎情節鼓勵好奇心與問題解決能力Izzy the Inventor and the Unexpected Unicorn: Izzy the Inventor LOVES science and does NOT believe in magic. That is until the day her Fairy Godmother appears and sends her to Fairytale Land to rescue Prince Charming from the Mountain of Doom, with an enthusiastic unicorn as her guide. To succeed, Izzy must use her science skills to outwit trolls, goblins and a bottomless lake of despair. But her quest will also teach her about the power of friendship and that we all need a little magic in our lives... Izzy the Inventor and the Curse of Doom: Izzy the Inventor is back in Fairytale Land and this time she must rescue the prince in Sleeping Beauty from a wicked fairy's curse. If sh

本產品為一款 3 吋高的迷你 Howler 複刻款，造型取自《Harry Potter and the Chamber of Secrets》中的經典場景。其錄音按鍵可自行錄製短訊息，播放時能呈現 Howler 特有的強烈提醒效果，既具收藏性，也具互動趣味。體積小巧，可放在書桌或展示櫃上，易於操作與收納。套組內含一本全彩迷你書，整理多句電影經典台詞與幕後小故事，搭配劇照閱讀更具臨場感。整體設計明確、收藏意義強，是 Harry Potter 粉絲或電影周邊收藏者十分容易入手的小型商品。・3 吋 Howler 迷你複刻款・可錄製自訂訊息並播放・附全彩迷你書：台詞＋幕後故事・官方授權，適合收藏與送禮Deliver magical messages by recording and sending your own Howler, with this officially licensed collectible palm-sized set, which includes:*Specifications: 3" Howler mini replica inspired by the one seen in Harry Potter and the Chamber of Secrets*Customizable Recordable Feature: Button featurethat allows you to record your own personal message*Book included: Companion book includes movie quotes, behind-the-scenes stories, and more, complete with full-color photos*Perfect Present: This is an ideal gift or self-purchase for Harry Potter fans*Officially Licensed: Authentic Harry Potter collectibleIncludes button cell batteries.

本書是一套小巧的石頭彩繪組，提供兩顆白色石膏石與完整的上色工具。八色顏料與點描工具能創造細緻的圖案，搭配兩張輔助網格，更容易掌握對稱與節奏。內附的小書展示多款成品範例，能為配色與造型帶來靈感，讓創作過程更穩定流暢。本書主打平靜的創作體驗，適合在忙碌間找一段安靜的小時間，慢慢完成屬於自己的石頭作品。體積不大，放在書桌或抽屜中隨時都能拿出來使用，也是適合贈送給家人、朋友，用來鼓勵彼此稍作停留的貼心小禮。・完整石頭彩繪套組，操作容易・附創作示例的小書，靈感充足・專注創作能讓心情安定・貼心小禮物，適合所有年齡層This miniature stone painting kit offers crafters of all levels a creative practice to quiet the mind while painting stones.*Specifications: Includes 2 white plaster rocks, 8 paint pots, 1 dotting tool, 1 paintbrush, 2 painting grids*Inspirational mini book: Features examples of beautifully painted stones for creative inspiration*All-in-one kit: This calming set includes everything crafters need to create stone art masterpieces*Perfect peaceful gift: Encourage friends and family members to take a pause for themselves

《Wimpy Kid》變得更「起司」啦！這款收藏家禮盒絕對是粉絲必收，內含獨家起司沾醬版《Diary of a Wimpy Kid》、一個葛瑞（Greg Heffley）絨毛吊飾（可掛在後背包上），以及精緻收藏盒，讓人愛不釋手！內含：• 獨家「起司沾醬版」《Diary of a Wimpy Kid》• 葛瑞絨毛後背包吊飾• 精緻收藏盒Wimpy Kid just got a whole lot cheesier with this Collector’s Gift Set that includes an exclusive cheese-dipped edition ofDiary of a Wimpy Kid, a Greg Heffley plush backpack pull, and a deluxe keepsake box—a must-have for every fan!Relive your favorite moments with the book that started it all—featuring Greg Heffley, Rowley Jefferson, Manny, Rodrick, Fregley, and . . . the Cheese Touch!INCLUDES:• Exclusive Cheese-Dipped Edition ofDiary of a Wimpy Kid• Greg Heffley Plush Backpack Pull• Deluxe Keepsake BoxBefore you open this box, be sure to cross your fingers—you wouldn’t want to get the Cheese Touch!Jeff Kinney's Diary of a Wimpy Kid series has sold over 300 million copies around the world and is one of the bestselling series of all time.Collect all the books in the #1 bestselling Diary of a Wimpy Kid series:Diary of a W

Learning to fly at the Unicornia Academy of Magic. A glittery birthday celebration at a magical theme park. A magical baking competition full of sugar and surprises. Practising a dance routine on a sparkling rainbow stage. All of it taking place in a land where unicorns are everywhere! For beginning chapter-book readers who adore a certain mythical beast, this delightful boxed set of four paperback stories is guaranteed to make an enchanting gift.Includes:Unicornia: Learning to FlyUnicornia: A Magical BirthdayUnicornia: The Cupcake ContestUnicornia: The Dance Show

Introduce a new generation of readers to the Boxcar Children with this classic Step into Reading leveled reader boxed set, featuring the first four books in the series. Perfect for new readers ages 4-6!Henry, Jessie, Violet, and Benny Alden are four brave siblings who were searching for a home when they discovered a life of mystery and adventure!This boxed set includes the following titles:Meet the Boxcar Children:When four orphaned children find an abandoned boxcar in the woods, they decide to call it home—and become the Boxcar Children!Surprise Island Adventure: As the Alden children explore their summer home, they realize there is more to the island—and to a new friend—than meets the eye.Secret of the Yellow House: A long-lost clue leads the Alden children to a mysterious old house while on summer vacation.Mystery at the Old Ranch: The Alden children make a discovery that leads them to investigate a mystery involving their family ranch.Step 2 Readersuse basic vocabulary and short se