Soft Computing Based Modeling in Intelligent Systems

Cleopatra's space adventure in the REALLY far future continues!When a mysterious thief steals the ancient sword Cleo recovered in CLEOPATRA IN SPACE, BOOK ONE: TARGET PRACTICE, Cleo is determined to g

Long before the Bone cousins were ever lost in the uncharted desert on the outskirts of the Valley, Big Johnson Bone, the discoverer of the Rolling Bone River, founded Boneville. But little is known of the mighty explorer's adventures before he started his famous trading post. So when Smiley Bone sits down with a group of young campers to retell the legendary stories of Boneville's origin and its tough, no-nonsense founder, what they hear are tall tales in typical BONE fashion--wild antics complete with rat creatures, dragons, and a snarky little monkey! Previously published in black and white as STUPID, STUPID RAT-TAILS, this edition will feature new material and full-color art!

In "Eyes of the Storm," volume three of the nine-book BONE saga, Lucius, Smiley, and Phoney survive an attack by the rat creatures and return safely to Lucius' tavern in Barrelhaven. Phoney, desperat

In "Eyes of the Storm," volume three of the nine-book BONE saga, Lucius, Smiley, and Phoney survive an attack by the rat creatures and return safely to Lucius' tavern in Barrelhaven. Phoney, desperat

Caldecott Medalist, National Book Award Winner, and New York Times bestselling creator Dan Santat returns to Sidekicks with a brand-new adventure in this second series installment! Suit up for high-octane action and laughs!There's trouble at the Society of Superheroes!Captain Amazing, the longtime hero of Metro City, has retired, and he's enjoying a much-needed vacation at the World's Biggest Ball of Yarn. But while he's away, there's trouble at home! A massive data breech disrupts the Society of Superheroes, and a flash drive containing sensitive information about Captain Amazing and other heroes winds up in reckless hands. Meanwhile, an unannounced visitor named Whipley arrives at the captain's house, and his pet sidekicks -- Manny, Roscoe, and Fluffy -- are skeptical of the stranger's intentions. The only sidekick excited by the visit is Shifty.Could Whipley be Shifty's loving, long-lost brother as he claims? Or is he framing the sidekicks for his own personal gain and vengeance?

From Eisner Award-winning author Aron Nels Steinke comes a heartfelt and funny middle-grade graphic novel about friendship, anxiety, and expressing yourself.Middle school was supposed to be a fresh start for Mira, who struggles to speak in class even though she can speak at home without a problem. She didn't used to have anxiety speaking--and she used to have friends. Now, her former best friend Chloe is her worst enemy, and Mira's only solace is making videos for her secret stop-motion animation channel. But when Chloe's mom has to travel for a family emergency, Mira is horrified to learn that her family has volunteered to let Chloe stay with them. When it feels like everything is going wrong, will Mira ever find her voice?

From New York Times bestselling author Gale Galligan comes a funny and vibrant semi-autobiographical middle-grade graphic novel about friendship and belonging.Ollie Herisson's dad is a diplomat, which means her family moves around a lot. She has already lived in Singapore, Korea, France, and the United States. When Ollie starts at a new school, she doesn't worry about making a good impression because she knows that when her family inevitably moves again, she'll get a fresh start somewhere else. A complete reset. It doesn't matter if her classmates think she's weird for pretending that she lives in the world of an imagined anime, or if she makes an enemy out of the most popular girl in her class, or if she just does something hugely embarrassing! And it definitely doesn't matter that all her mom wants is for Ollie to be more of a proper Thai daughter.But after moving from Germany to Virginia and having a mortifying first day at her new school, Ollie is shocked to learn that her parents

The graphic novel adaptations of the #1 New York Times bestselling Wings of Fire series continue to set the world on fire!Peril has been loyal to Queen Scarlet, who used her fatal firescales to kill countless dragons in the SkyWing arena. Now, Peril is loyal to Clay, the only dragonet who has ever been her friend. So when Scarlet threatens Jade Mountain Academy, Peril sets off to find her former queen, stop her, and save the day, no matter what it takes.There's just one problem: a strangely persistent SeaWing, Turtle, insists on coming along, too. Turtle is worried about his friends, who left to search for Scarlet and haven't returned. Peril is worried that she might accidentally burn Turtle -- or burn him on purpose, for being so annoying -- and frustrated that she keeps saying and doing the wrong things. She can't escape her firescales, and she can't escape her reputation as the deadliest dragon in Pyrrhia.So when she's offered a chance to trade everything for a new life, Peril has t

Caldecott Medalist, National Book Award Winner, and New York Times bestselling creator Dan Santat returns to Sidekicks! This expanded edition includes a brand-new cover and sixteen pages of a never-before-seen epilogue! Suit up for high-octane action and laughs!Captain Amazing, the hometown hero of Metro City, is searching for a sidekick!Heroes near and far are auditioning for the part, but there's four unlikely candidates heating up the competition. A dog, a cat, a hamster, and a chameleon -- the adoring pets of Captain Amazing's alter ego, Harry -- have all been honing their own secret superpowers. Wanting to spend more time with their beloved human, each pet is vying for the coveted role.Meanwhile, Dr. Havoc is back and Captain Amazing can't defeat him on his own, leaving Metro City and its citizens in serious danger. Can the warring pets put their squabbles aside to save the day?!

Another graphic novel in this fun series spin-off from The Baby-sitters Club, adapted by newcomer DK Yingst!When Karen adopts a grandmother from Stoneybrook Manor, she has more grandmas than anyone she knows -- five! Karen thinks that is very special. But Karen's new grandmother is so different! Grandma B makes Karen listen to old music, and she teaches Karen funny dances, like the foxtrot.Are five grandmothers too many for Karen?

Karen's Witch (Baby-sitters Little Sister 1-9)(Graphic Novel)A fresh and fun graphic novel series spin-off of The Baby-sitters Club, featuring Kristy's little stepsister!Karen Brewer lives next door to Mrs. Porter, who wears long robes and has wild gray hair. Mrs. Porter has a black cat named Midnight and always seems to be working in her garden. Karen isn't supposed to spy on her neighbor, but she's determined to prove that Mrs. Porter is a witch named Morbidda Destiny!Mrs. Porter is getting ready to have a special meeting at her house, and Karen is sure the meeting is for witches. Are they going to cast a spell on Karen? Or will she be brave enough to send them away -- once and for all?Karen's Witch (Baby-sitters Little Sister 1)(Graphic Novel)Karen's Roller Skates (Baby-sitters Little Sister 2)(Graphic Novel)Karen's Worst Day (Baby-sitters Little Sister 3)(Graphic Novel)Karen's Kittycat Club (Baby-sitters Little Sister 4)(Graphic Novel)Karen's School Picture (Baby-Sitters Little Sis

From Molly Knox Ostertag, writer-illustrator of the New York Times and ABA Indie bestselling The Witch Boy trilogy and The Girl from the Sea, comes a darkly beautiful story of identity, family, love, loss, and magic.Everyone has secrets. Mags's has teeth.Magdalena Herrera is about to graduate high school, but she already feels like an adult with serious responsibilities: caring for her ailing grandmother; working a part-time job; clandestine makeouts with a girl who has a boyfriend. And then there's her secret, which pulls her into the basement each night, drains her of energy, and leaves her bleeding. A secret that could hurt and even kill if it ever got out -- like it did once before.So Mags keeps her head down, isolated in her small desert community. That is, until her childhood friend Nessa comes back to town, bringing vivid memories of the past, an intoxicating glimpse of the future, and a secret of her own. Mags won't get attached, of course. She's always been strong enough to su

Do you have what it takes to be a student at Roblox Academy? Introducing the first book in an unofficial Roblox graphic novel, Roblox Academy! Mitch and his friends thought that they were having an average day at school. Their principal, Principal Borelox, was being awful as usual, and Roger and his cronies were getting on their nerves. But when Mitch accidentally spills his drink on his computer in the tech lab, something miraculous happens. A door appears out of nowhere with the symbol of their favorite video game, Roblox. Well, Mitch and his buddies just have to check it out!Stepping through the door, the kids are immediately transported into Roblox Academy, a blocky world where they are all avatars of themselves. Can the kids get to the bottom of this digital world ... or will the mysterious villain, Mr. Warlock, turn them all into zombies!? Read and find out in this illustrated unofficial Roblox graphic novel series!

Another graphic novel in this fun series spin-off of The Baby-sitters Club, featuring Kristy's little stepsister!Karen is having her first sleepover! She and her friends are going to tell spooky stories, bake cookies, and raid the refrigerator.But then Karen and Nancy get into a big fight, and Karen doesn't want Nancy to come to her party. A new girl, Pamela, comes instead and she isn't any fun. What is Karen going to do?

Another graphic novel in this fun series spin-off of The Baby-sitters Club, featuring Kristy's little stepsister!Karen is having her first sleepover! She and her friends are going to tell spooky stories, bake cookies, and raid the refrigerator.But then Karen and Nancy get into a big fight, and Karen doesn't want Nancy to come to her party. A new girl, Pamela, comes instead and she isn't any fun. What is Karen going to do?

我們的狗狗超級英雄再次回歸，《DOG MAN: THE SCARLET SHEDDER》是屢獲殊榮的作者和插畫家Dav Pilkey打造的懸疑又滑稽的第十二部漫畫小說，同時也是全球暢銷書系列的一部分！噴噴！Dog Man 被臭鼬噴到了！泡在番茄汁中後，臭味雖然消失了，但深紅色的痕跡仍然留存。現在被放逐的這位勇敢超級英雄必須努力拯救那些排斥他的市民！對於被迫重返犯罪生活以幫助狗人的彼得來說，目的是否會正當化？當一個全新、前所未見的反派釋放一支人工智能機器人軍隊時，誰將挺身而出？《Dog Man with Love: The Official Coloring Book》為大家帶來更多樂趣和創意。想要更多深入人心的漫畫小說冒險嗎？加入費利普和小彼得在《Cat Kid Comic Club》系列中的冒險吧！別忘了那個開啟一切的系列：《Captain Underpants》！Our canine superhero returns in DOG MAN: THE SCARLET SHEDDER, the suspenseful and hilarious twelfth graphic novel in the #1 worldwide bestselling series by award-winning author and illustrator Dav Pilkey!P.U.! Dog Man got sprayed by a skunk! After being dunked in tomato juice, the stink is gone but the scarlet red color remains. Now exiled, this spunky superhero must struggle to save the citizens who shunned him! Will the ends justify the means for Petey, who's reluctantly pulled back into a life of crime in order to help Dog Man? And who will step forward when an all-new, never-before-seen villain unlea

Cat Kid Comic ClubLi'l Petey貓及21隻青蛙寶寶們來創作漫畫，看他們在過程中想出甚麼無俚頭的點子，創造出甚麼精彩的故事情節，也一同在不斷嘗試、失敗過後繼續進步努力！Cat Kid Comic Club #2: PerspectivesLi'l Petey貓漫畫小教室再開，這次21隻小青蛙各自都有自己的想法，有人互看不順眼，有人跟手足的看法大不同。究竟他們能不能團結合作、相互尊重呢？幽默爆笑的情節，讓人捧腹大笑的同時又能體會彼此尊重的重要性。Cat Kid Comic Club #3: On PurposeThe comic club is going in all different directions! Naomi, Melvin, and siblings are each trying to find their purpose. Naomi has an idea to get rich quick that causes a lot of commotion and emotion. And when faced with rejections, the friends try and try again to stay true to their vision. To top it off, a surprise visitor comes to class to stir things up. Will a desire for money and power cloud Naomi's purpose? Is it quitting time? Will the club ever be the same?Cat Kid Comic Club 4: CollaborationsThe Cat Kid Comic Club learns to collaborate in this creative, funny, and insightful graphic novel by Dav Pilkey, the author and illustrator of Dog Man.Excitement and imagination run wild as Naomi, Melvin, Poppy, Gilbert, Curly

From New York Times bestselling comic artist Betty Tang comes an extraordinary story filled with humor and heart about three kids living on their own as undocumented new immigrants, inspired by the author's childhood experiences as a parachute kid.Ten-year-old Feng Li Lin is so excited for her family's first trip to the United States! Their amazing whirlwind tour of Los Angeles--including Disneyland and meeting Mickey Mouse!--is sure to make her the envy of her friends back home. But after an action-packed two weeks, she and her siblings--16-year-old sister, Jia Xi, and 14-year-old brother, Ke Gang--learn that they will remain indefinitely in California while first their father and then their mother returns to Taiwan. ​​​​​​​Suddenly Feng Li and her siblings are thrust into an alien world where even the local Chinese restaurant tastes nothing like home and the fear of being discovered by Immigration become a daily reality. As they navigate a new school, new names, a new language, and m

A companion to the New York Times bestselling series that began with Nat Enough!Clubs, group activities, sports -- they've never really been Nat's thing. She prefers playing with her pets, hanging with her friends, and drawing in her sketchbook. But this year, students are required to participate in an extracurricular activity. Flo tries her hand at puppetry, Zoe makes the volleyball team, and Nat dabbles with all sorts of activities, but nothing seems to be a good fit. While her friends are busy with other commitments, Nat's feeling left behind and more alone than ever. But when she meets a new student who's having the same difficulty finding a club, they decide to create one together. Could this be the solution to Natalie's dilemma, or are bigger problems yet to come?

A full-color companion book for fans of Alice Oseman's bestselling Heartstopper series. Soon to be streaming on Netflix!The Heartstopper Yearbook is packed full of exclusive content from the Heartstopper universe: never-before-seen illustrations, an exclusive minicomic, character profiles, trivia, and insights into Alice Oseman's creative process, narrated by a cartoon version of Alice herself. In full-color for the first time, this companion book is perfect for fans of Heartstopper!

A unique coloring book with stunning artwork from the bestselling Heartstopper series. Soon to be streaming on Netflix!This beautiful coloring book has all the fan-favorite characters and scenes, such as Nick and Charlie's first kiss and their trip to Paris, and includes guest appearances from Nellie, Tao, Elle, Tara, Darcy, and more! Featuring empty word balloons to fill in with your own creative dialogue, as well as the entire Tara/Darcy minicomic, this book has something for everyone.

青春、自我與友情的真實筆記Christina Soontornvat 以自身經歷創作的圖像回憶錄《The Tryout》，描繪小鎮女孩如何在啦啦隊甄選中面對自我懷疑、文化差異與友情的轉變。作為鎮上少數亞裔學生，Christina 渴望融入，與摯友 Megan 一同報名試選。但當現實比幻想更複雜，兩人的關係與信心也開始動搖。這本作品節奏輕快、情感真摯，既幽默又細膩地捕捉中學生面對認同與壓力的種種掙扎。適合喜歡《New Kid》與《Rollergirl》的讀者，是一部充滿勇氣與共鳴的成長故事。From two-time Newbery Honoree and Kirkus Prize winner Christina Soontornvat comes a funny and relatable graphic memoir about courage and competition, friendship and belonging, and learning to feel comfortable in your own skin. Perfect for fans of The New Kid and Rollergirl.Trying out for middle school cheerleader means: performing in the giant school gym, with the whole school watching, and risking total humiliation.If Christina can make it through this, she can make it through anything.As one of the only Asian American kids in her small Texas town, Christina just wants to fit in. Luckily, her best friend, Megan, who is Iranian American, can totally relate. The two girls have always been inseparable and relish creating elaborate fantasy worlds

From acclaimed Irish comedian Aoife Dooley comes a fresh and funny debut middle-grade graphic novel about fitting in and standing out with autism.Frankie is different from everyone in her class, and she can't figure out why. She has trouble concentrating, and her classmates tease her for not having a dad at home. To try to make sense of the world, Frankie doodles her daily adventures in her journal. One day, when Frankie sneaks into her mom's room and sees her biological father's name on her birth certificate, she decides to go on a mission to track him down. Could Frankie's father be the key to finding out why Frankie feels so adrift?A unique story told with a light touch and an abundance of warmth and wit, Frankie's World is laugh-out-loud funny and a love letter to daring to be different.

Praise for Slime for Dinner: Fresh, funny, and fast-paced. The free-style artwork and anything-goes story will make kids want to write and draw their own books!-Dav PilkeyA new ride is opening at Luna Park! Every mouse in New Mouse City has come for the grand opening. But the rides keep breaking down, and everything is going wrong. Can Geronimo and his friends figure out who is sabotaging the opening of the Train of Terror?

From the creator of the horror video game sensation Five Nights at Freddy's comes this pulse-pounding graphic novel adaptation of the bestselling trilogy's thrilling conclusion!What really happened to Charlie? It's the question that John can't seem to shake, along with the nightmares of Charlie's seeming death and miraculous reappearance. John just wants to forget the whole terrifying saga of Freddy Fazbear's Pizza, but the past isn't so easily buried.Meanwhile, there's a new animatronic pizzeria opening in Hurricane, along with a new rash of kidnappings that feel all too familiar. Bound together by their childhood loss, John reluctantly teams up with Jessica, Marla, and Carlton to solve the case and find the missing children. Along the way, they'll unravel the twisted mystery of what really happened to Charlie, and the haunting legacy of her father's creations.Told through delightfully scary artwork from artist Diana Camero, and with even more horror than ever before, fans won't want

National Book Award winner Neal Shusterman presents a graphic novel exploring the Holocaust through surreal visions and a textured canvas of heroism and hope.Courage to Dream plunges readers into the darkest time of human history―the Holocaust. This graphic novel explores one of the greatest atrocities in modern memory, delving into the core of what it means to face the extinction of everything and everyone you hold dear.This gripping, multifaceted tapestry is woven from Jewish folklore and cultural history. Five interlocking narratives explore one common story – the tradition of resistance and uplift. Internationally renowned author Neal Shusterman and illustrator Andrés Vera Martínez have created a masterwork that encourages the compassionate, bold reaching for a dream.

National Book Award winner Neal Shusterman presents a graphic novel exploring the Holocaust through surreal visions and a textured canvas of heroism and hope.Courage to Dream plunges readers into the darkest time of human history―the Holocaust. This graphic novel explores one of the greatest atrocities in modern memory, delving into the core of what it means to face the extinction of everything and everyone you hold dear.This gripping, multifaceted tapestry is woven from Jewish folklore and cultural history. Five interlocking narratives explore one common story – the tradition of resistance and uplift. Internationally renowned author Neal Shusterman and illustrator Andrés Vera Martínez have created a masterwork that encourages the compassionate, bold reaching for a dream.

Shuri and T'Challa set out to remove a curse from Wakanda in this action-packed, totally original graphic novel!Twelve-year-old Shuri is a lot of things. Scientist. Princess. All around cooler person than her pain-in-the-butt big brother, T’Challa. Shuri knows she could do so much more to help Wakanda, but everyone is obsessed with the prince because he’s the next Black Panther. That is, until Soul Washing Day, one of the most important rituals of Wakandan society.When an argument between T’Challa and Shuri leads to one of Shuri’s inventions accidentally destroying the sacred ceremony site, chaos reigns instead of prosperity. Suddenly the people of Wakanda, including her mother the queen, are becoming sick! Could this be a curse from the ancestors? Desperate to save her mother, Shuri dives into research and finds an answer hidden deep in an ancient children's myth. It may be nothing more than a fantasy, but with the sickness spreading each day, the young princess must trust her instinc

Shuri and T'Challa set out to remove a curse from Wakanda in this action-packed, totally original graphic novel!Twelve-year-old Shuri is a lot of things. Scientist. Princess. All around cooler person than her pain-in-the-butt big brother T’Challa. Shuri knows she could do so much more to help Wakanda, but everyone is obsessed with the prince because he’s the next Black Panther. That is, until Soul Washing Day, one of the most important rituals of Wakandan society.When an argument between T’Challa and Shuri leads to one of Shuri’s inventions accidentally destroying the sacred ceremony site, chaos reigns instead of prosperity. Suddenly the people of Wakanda, including her mother the queen, are becoming sick! Could this be a curse from the ancestors? Desperate to save her mother, Shuri dives into research and finds an answer hidden deep in an ancient children's myth. It may be nothing more than a fantasy, but with the sickness spreading each day, the young princess must trust her instinct

A gripping graphic novel adaptation of Lauren Tarshis's bestselling I Survived the Attack of the Grizzlies, 1967, with text adapted by Georgia Ball and art by Berat Pekmezci.No grizzly has ever killed a human in Glacier National Park before... until tonight. Eleven-year-old Melody Vega and her family come to Glacier every year. Mel loves it here ― the beautiful landscapes and wildlife make it easy to forget her real-world troubles. But this year is different. With Mom gone, every moment in the park is a reminder of the past.Then Mel comes face-to-face with a mighty grizzly. She knows basic bear safety: Don't turn your back. Don't make any sudden movements. And most importantly: Don't run.That last one is the hardest for Mel; she's been running from her problems all her life. If she wants to survive tonight, she'll have to find the courage to face her fear.Based on the real-life grizzly attacks of 1967, this bold graphic novel tells the story of one of the most tragic seasons in the his

Rising star Kat Fajardo's debut middle-grade graphic novel about a girl who would rather do anything other than celebrate her quinceañera! A funny and heartfelt coming-of-age story about navigating the expectations of family and cultural tradition.Sue just wants to spend the summer reading and making comics at sleepaway camp with her friends, but instead she gets stuck going to Honduras to visit relatives with her parents and two sisters. They live way out in the country, which means no texting, no cable, and no Internet! The trip takes a turn for the worse when Sue's mother announces that they'll be having a surprise quinceañera for Sue, which is the last thing she wants. She can't imagine wearing a big, floofy, colorful dress! What is Sue going to do? And how will she survive all this "quality" time with her rambunctious family?Miss Quinces is the first graphic novel published by Scholastic/Graphix to be simultaneously released in English and Spanish editions!

A collection of Raina Telgemeier's #1 New York Times bestselling, award-winning graphic novels about family, friendship, and the highs and lows of growing up!SmileThe true story of how Raina severely injured her two front teeth when she was in the sixth grade, and the dental drama that followed!SistersRaina can't wait to be a big sister. Amara is cute, but she's also cranky and mostly prefers to play by herself. Their relationship doesn't improve much over the years...can they figure out how to get along?GhostsCatrina and her family move to a new town because her sister, Maya, is sick. When they learn there are ghosts there, Maya wants to meet one, and Cat must put aside her fears for Maya's sake -- and her own.GutsRaina has tummy trouble, and it seems to coincide with her worries about food, school, family, and changing friendships. A thoughtful, charming, and funny true story about growing up and gathering the courage to face -- and eventually conquer -- fear.DramaCallie loves theate

The fourth volume in the wonderfully sweet Heartstopper series, featuring gorgeous two-color artwork Charlie and Nick's relationship has been going really well, and Charlie thinks he's ready to say those three little words: I love you.Nick feels the same way, but he's got a lot on his mind -- especially the thought of coming out to his dad and the fact that Charlie might have an eating disorder.As a new school year begins, Charlie and Nick will have to learn what love really means.

《超狗神探》作者新作。小青蛙們各自都有自己的想法，有人互看不順眼，手足間看法大不同。他們能否團結合作、相互尊重呢？幽默爆笑的情節，讓人捧腹大笑的同時又能體會彼此尊重的重要性。The perfect present for Dog Man fans - starring some of your favourite characters from the series!Cat Kid Comic Club is back in session in this groundbreaking graphic novel narrative by Dav Pilkey, the worldwide bestselling and award-winning author and illustrator of Dog Man.Flippy, Molly, Li'l Petey, and twenty-one baby frogs each have something to say.Naomi and Melvin don't see eye to eye and Poppy perceives the world differently than her siblings.Will the baby frogs figure out how to work together and appreciate one another's point of view - both inside and outside the classroom?The shenanigans are nonstop and the baby frogs' minicomics are funny and full of heart.Creating stories within a story, author and illustrator Dav Pilkey uses a variety of techniques - including acrylic paints, coloured pencils, Japanese calligraphy, photography, collage, gouache, watercolours, and much more - to portray e

Eisner Award-winning cartoonist James Kochalka returns with another uproariously funny caper for Banana Fox to sniff out in this critically acclaimed series from Graphix Chapters!Booie Hoo!Banana Fox'

Lauren Tarshis's New York Times bestselling I Survived series takes on vivid life in this box set of four paperback graphic novel editions.With text adapted by Georgia Ball and art by Haus Studio, Álv

Can't get enough Nat?! Enjoy the complete Nat Enough series, bundled together for the very first time in this three-book box set!Making friends isn't easy, but losing them is even harder!Natalie is na

Best friends Bunbun and Bonbon discover their superhero alter egos in this adorable series from Graphix Chapters.For best friends Bunbun and Bonbon, it’s the perfect day -- until a rainstorm spoils th

Best friends Bunbun and Bonbon discover their superhero alter egos in this adorable series from Graphix Chapters.For best friends Bunbun and Bonbon, it’s the perfect day -- until a rainstorm spoils th

Mrs. Jeepers may -- or may not -- be a vampire in this funny and spooky series from Graphix Chapters.The third graders at Bailey Elementary are so hard to handle that all of their teachers have quit.