
The 13-Story Treehouse is a 2011 book written by author Andy Griffiths and illustrated by Terry Denton, and a stage play based on the book. The story follows Andy and Terry, who are living in a 13-story treehouse, struggling to finish their book on time among many distractions and their friend Jill, who lives in a house full of animals and often visits them. According to the book, the 13-story treehouse has "a bowling alley, a see-through swimming pool, a tank full of man-eating sharks, a secret underground laboratory, a vegetable vaporizer and a marshmallow machine that shoots marshmallows into your mouths when it sees that you are hungry".

A Ball for Daisy is a 2011 children's wordless picture book written and illustrated by Chris Raschka. The book tells the story of a dog named Daisy, who has a beloved ball destroyed and then replaced. Raschka won the 2012 Caldecott Medal for his illustrations in the book. The creation of the book took years but was praised for its ability to evoke emotion in the reader.

Big Nate: On a Roll is a realistic fiction novel by American cartoonist Lincoln Peirce, based on the comic strip Big Nate. It is the third book in the Big Nate novel series, followed by Big Nate Goes for Broke, released on August 16, 2011. It is aimed at children aged 8 to 12. It was published by HarperCollins Publishers in New York City.

The Bippolo Seed and Other Lost Stories is a collection of seven illustrated stories by children's author Dr. Seuss published by Random House on September 27, 2011. Though they were originally published in magazines in the early 1950s, they had never been published in book form and are quite rare, described by the publisher as "the literary equivalent of buried treasure". The stories were discovered by Charles D. Cohen, a Massachusetts dentist and a Seuss scholar and biographer, who also contributed an introduction to the collection.

Blackout is a children's picture book written and illustrated by John Rocco, published by Disney Hyperion in 2011. It features a New York City family during an electrical power outage. During the blackout, the lack of distraction by their technological devices leads to a renewal of the family members' connections with each other.

Breaking Stalin's Nose is a 2011 children's historical novel written and illustrated by Eugene Yelchin. It is set in Moscow during the Stalin era and shows a boy's disillusion with his hero Stalin after his father is unjustly arrested. The novel was given a 2012 Newbery Honor award for excellence in children's literature along with numerous other awards and distinctions.

The Bridge to Never Land was written by Ridley Pearson and Dave Barry and published by Disney-Hyperion in 2011. It is the fifth book in the Peter and the Starcatchers series but unlike the others is set in the present day. The main characters in the story are two young Americans, Aidan and Sarah Cooper.

Cleopatra Confesses is a historical fiction novel written by Carolyn Meyer, part of her Young Royals series. Set in first century Egypt, the book is a biography of Cleopatra VII Philopator from age 10 to 22. Cleopatra faced rivalry between sisters, her father's exile, arrogant brothers, Julius Caesar, and a lot more. This book is recommended for ages 12 and up.

Cyborg: The Second Book of the Clone Codes is a 2011 book by Patricia and Fredrick McKissack. It is the second book in the Clone Codes trilogy and is about Houston Ye, a teen cyborg who, with Leanna, attempt to obtain civil rights for themselves.

Dead End in Norvelt is an autobiographical novel by the American author Jack Gantos, published by Farrar, Straus, and Giroux in 2011. It features a boy named Jack Gantos and is based in the author's hometown, Norvelt, Pennsylvania. According to one reviewer, the "real hero" is "his home town and its values", a "defiantly political" message.

Diary of a Wimpy Kid: Cabin Fever is a 2011 bestselling and award-winning children's book and the sixth book in the Diary of a Wimpy Kid series, written by American author Jeff Kinney. The book was released on November 15, 2011, and was the fastest-selling book of 2011, giving him the third-strongest opening-week sales for a children's author. Cabin Fever had a first printing run of six million copies, which Amulet Books stated was one of their most significant titles for that year. In 2012 Kinney won a "Best Author" Children's Choice Award from the Children's Book Council for Cabin Fever. The book received critical acclaim from critics and fans alike and is generally considered the best book in the series. The book was followed by 2012's The Third Wheel.

Doglands (2011) is a children's fantasy novel written by Tim Willocks. It was published by the Random House imprint Random House Books for Young Readers. It is written in the first-person point of view of the main character, a lurcher named Furgul.

The Emerald Atlas is the first novel of the children's fantasy trilogy The Books of Beginning by John Stephens. The second book, The Fire Chronicle, was released in 2012. The book follows orphan siblings Kate, Michael, and Emma who, following a succession of unsuccessful orphanage dwellings, are transferred to the mansion of Dr. Pym, where they find a magical book that grants the power of moving through time. Upon traveling to the past, they happen across a witch who has enslaved the nearby town, Cambridge Falls, in an attempt to find the book, known as the Atlas, that the children possess. As the siblings encounter various magical races in an effort to dispel the witch, Kate discovers that she is intrinsically bound to the Atlas, and that the three children are subject to an ancient prophecy.

Gladiator: Fight for Freedom is the first book in the Gladiator Series, by Simon Scarrow and is his first book for young adults. Set in Rome in 61 BC, it tells the story of Marcus Cornelius Primus who is enslaved and becomes a gladiator.

Fire World is the sixth and penultimate novel in The Last Dragon Chronicles series by Chris d'Lacey. In an interview with ThirstforFiction on the publication day, Chris d'Lacey stated that Fire World would be set in an alternate universe, and that all of the recurring characters from the previous novels would return, but in different guises.

George and the Big Bang is a 2011 children's book written by Stephen and Lucy Hawking. The book is the third book in the George series, following George's Secret Key to the Universe and George's Cosmic Treasure Hunt. George and the Big Bang is available in paperback, hardback and audio versions.

The Golden Day (2011) is a young adult mystery novel by Australian author Ursula Dubosarsky. The novel is set in Australia in 1967.

Grandpa Green is a children’s book by author and illustrator Lane Smith. It was published by Roaring Brook Press in 2011 and was selected as a Caldecott Honor Book in 2012.

The Great Migration: Journey to the North is a 2011 children's poetry book. Written by Eloise Greenfield and illustrated by Jan Spivey Gilchrist, the poems depict the experiences and feelings of African-American families that participated in the Great Migration in the United States in the 20th century. It was first published by Amistad.

I Spy With My Little Eye... is a 2011 Children's picture book by Edward Gibbs. It is based on the I spy game with the reader being given written and visual clues about an animal on the initial double page and the answer with a picture of the animal on the following double page.

I Want My Hat Back is a 2011 children’s picture book by author and illustrator Jon Klassen. It was Klassen’s first book as both author and illustrator. The book was published by Candlewick Press in September 2011. It is notable for its dark ending.

Icefall (ISBN 978-0-545-27424-1) is a book written by Matthew J. Kirby and published by Scholastic Press on 1 October 2011 which later went on to win the Edgar Award for Best Juvenile in 2012.

Illusions is the third book in the New York Times best-selling Wings series by Aprilynne Pike. It follows Pike's #1 New York Times best-selling debut, Wings, which introduced readers to Laurel Sewell, a faerie sent among humans to guard the gateway to Avalon, and the direct sequel, Spells.

Incredibly Alice is a novel by Phyllis Reynolds Naylor which was published in 2011.

It's the First Day of School...Forever! is a children's horror novel by R. L. Stine. The novel is about a middle school boy who relives a terrifying first day of school over and over again. It was reported in 2011 that the book was in works for a film. An audio book of the novel was released.

A King's Ransom is the second book in the Cahills vs. Vesper's series. The book was written by Jude Watson and published on December 6, 2011. The story picks up right after the previous book and continues to follow Dan and Amy as they try to get back the kidnapped members of their family as they go on a journey to remember.

Lily Alone is a 2011 novel by best-selling author Jacqueline Wilson and illustrated by Nick Sharratt. It was first published in February of that year.

Maggie Goes on a Diet is a children's book by Paul Kramer about weight management in childhood aimed towards children aged 6–12. According to WorldCat, the book is held in 19 libraries as of May, 2015.

The Magic of Reality: How We Know What's Really True is a 2011 book by the British biologist Richard Dawkins, with illustrations by Dave McKean. The book was released on 15 September 2011 in the United Kingdom, and on 4 October 2011 in the United States.

The Medusa Plot is the first book in the Cahills vs. Vespers series. The book was written by Gordon Korman and released on August 30, 2011. The story picks up two years after the original series The 39 Clues and is about the Cahills' attempt to save members of their family that have been kidnapped by following the instructions given by Vesper One.

Middle School: The Worst Years of My Life is a realistic fiction novel by James Patterson that serves as the beginning of Patterson's Middle School series. Published in the United States by Little, Brown and Company on June 27, 2011, the book follows sixth grader Rafe Khatchadorian as he begins middle school and "copes with the awkwardness of adolescence: crushes, bullying, family issues" as he attempts to break every school rule in the code of conduct. The book received critical acclaim from many reviewers and went on to spawn a sequel, Middle School: Get Me Out of Here!.

Miss Peregrine's Home for Peculiar Children is a contemporary fantasy debut novel by American author Ransom Riggs. The story is told through a combination of narrative and a mix of vernacular and found photography from the personal archives of collectors listed by the author.

A Monster Calls is a low fantasy novel written for young adults by Patrick Ness, from an original idea by Siobhan Dowd, illustrated by Jim Kay and published by Walker in 2011. Set in present-day England, it features a boy who struggles to cope with the consequences of his mother's illness. He is repeatedly visited in the middle of the night by a monster who tells stories. Dowd was terminally ill with cancer herself when she started the story and died before she could write it.

Mr Leon's Paris is a children's book telling the story of a taxi driver's travels around the city of Paris. It is written and illustrated by Stéphane-Yves Barroux.

Never Forgotten is a 2011 picture book by Pat McKissack about a blacksmith father in West Africa who has Musafa, his son, kidnapped by slavers and with the assistance of the four elements discovers that Musafa is working in Charleston as a blacksmith's apprentice.

Okay for Now is an enjoyable children's novel by Gary D. Schmidt, published in 2011. It is a companion to Schmidt's 2007 novel The Wednesday Wars and features one of its supporting characters, Doug Swieteck.

Parrot Carrot is a children's book written by Kate Temple and Jolyon Temple. It is illustrated by Jon Foye. The book is published by Australia's largest independent publisher, Allen and Unwin. The book has also been produced as an app. It is the world's first augmented reality children's book. The interactive ebook is voiced by noted Australian singer Kamahl.

Philip Ardagh's Book of Kings, Queens, Emperors and Rotten Wart-Nosed Commoners is a children's history book.

Queen of the Falls is a 2011 fiction novel by children's writer Chris Van Allsburg.

The Rogue Crew is the 22nd novel of the Redwall series by Brian Jacques, released on 3 May 2011. It is the final novel of the series due to Jacques' death on 5 February 2011.

Runelight is a 2011 children's fantasy novel by Joanne Harris and is the second in her RUNE series, following her previous novel, Runemarks. The book centers on Maddy Smith, and her twin sister, Maggie Rede, both on opposing sides of a war between the new gods and the old, who must both face powerful forces in order to save everything they hold dear. Harris began working on the sequel due to feeling "that it wasn't finished as a story, that there was one chapter in the story that might continue".

Sapphire Battersea is the 2011 sequel to Hetty Feather, written by best selling English author Jacqueline Wilson. It is the second installment in the Hetty Feather Trilogy. The story continues where Hetty Feather left off. Hetty, now 14 years old, is discharged from the Foundling Hospital and begins life as a scullery maid.

Scorpia Rising is the ninth novel in the Alex Rider series, written by British author Anthony Horowitz. It was published on 31 March 2011.

Scrivener's Moon is the sequel to A Web of Air, and the third book in the Fever Crumb trilogy, the prequel series to Mortal Engines Quartet. It was released on 4 April 2011.

Secrets at Sea is a 2011 children's novel written by Newbery medalist Richard Peck and illustrated by award-winning artist Kelly Murphy. It is a tale of a family of mice stowaways on an adventurous ship's journey, set in the late 19th century.

Skulduggery Pleasant: Death Bringer is young adult and fantasy novel written by Irish playwright Derek Landy, published in September 2011. It is the sixth of the Skulduggery Pleasant series and sequel to Skulduggery Pleasant: Mortal Coil.

Solomon Crocodile is a 2011 picture book by Catherine Rayner. It is about a mischievous crocodile called Solomon who wants to play with various birds and animals but just annoys them until he finally meets another playful crocodile.

The Son of Neptune is a 2011 fantasy-adventure novel written by American author Rick Riordan, based on Greek and Roman mythology. It is the second book in The Heroes of Olympus series, preceded by The Lost Hero and followed by The Mark of Athena. The story follows the adventures of amnesiac Percy Jackson, a demigod son of Poseidon, as he meets a camp of Roman demigods and goes to Alaska with his new friends Hazel Levesque and Frank Zhang to free the Greek god of death, Thanatos, and help save the world from Gaea, the earth goddess. The novel is narrated in third-person, switching between the points of view of Percy, Frank, and Hazel.

Tantei Team KZ Jiken Note is a Japanese children's novel series written by Hitomi Fujimoto and Ryō Sumitaki, and illustrated by Komagata. Kodansha has published twenty volumes since 2011 until the last chapter on February 2016 issue of Nakayoshi magazine. An anime television series adaptation by Signal.MD began airing from October 7, 2015 to January 27, 2016.

Ten Birds is a picture book written and illustrated by Cybèle Young and published in 2011. The children's fable is about ten birds trying to find a way to cross the river. Using numbers and clever ways of thinking, the birds cross the river one at a time. The story is aimed towards children in grades 1-3 to teach them valuable skills, from counting to the importance of critical thinking.Cybèle's book received the 2011 Governor General's Awards. Illustrations in the book were drawn with pen and ink, making the pictures very intricate as well as black and white.

Theodore Boone: The Abduction, written by John Grisham, is the second book in the Theodore Boone series. It is written for 11- to 13-year-olds.

The Throne of Fire is a 2011 fantasy adventure novel written by American author Rick Riordan. It is the second novel in The Kane Chronicles series, which tells of the adventures of modern-day fourteen-year-old Carter Kane and his twelve-year-old sister - Sadie Kane, as they discover that they are descended from the ancient Egyptian pharaohs Narmer and Ramesses the Great. It was released on May 3, 2011. The book takes place roughly three months after the first book, The Red Pyramid. It is followed by the third and final book in the series, The Serpent's Shadow, which was released on May 1, 2012.

Tía Isa Wants a Car is a 2011 illustrated children's book by Cuban-American author Meg Medina. It was first published on 14 June 2011 through Candlewick Press and has won the 2012 Ezra Jack Keats New Writers Award. The book focuses on the title character of Isa, a young woman that wants to save money towards a new car while also thinking of family in other countries that could also use the money.

Twinkle, Twinkle, Little Star is a 2011 children's picture book of Jane Taylor's classic nursery rhyme adapted and illustrated by Jerry Pinkney. It is about a chipmunk that travels to the moon.

Under Wildwood: The Wildwood Chronicles, Book Two is a 2012 children's fantasy novel by The Decemberists' singer-songwriter Colin Meloy, illustrated by his wife Carson Ellis. The 576 page novel, the sequel to Wildwood: The Wildwood Chronicles, Book One, continues the tale of Prue McKeel and her adventures in the "Impassable Wilderness," a fantastical version of Portland, Oregon's Forest Park. The natural beauty and local color of the city figure prominently. Ellis contributed 80 illustrations to the novel.

Underground is a children's picture book written and illustrated by Shane W. Evans. It was published by Roaring Brook Press in 2011 and received the Coretta Scott King Award for Illustrators in 2012. The book depicts a 19th-century African-American family of slaves as they escape from a plantation and navigate the Underground Railroad to freedom.

Vespers Rising is a part of The 39 Clues franchise, which includes the 39 Clues books, card packs, and interactive online games. The book is a transition between the first series, The 39 Clues, and the second, Cahills vs. Vespers. It was written by Rick Riordan, Peter Lerangis, Gordon Korman, and Jude Watson. The book was released on April 5, 2011. Unlike the other 10 books, the title card shows a series of dots rather than a globe.

Wildwood: The Wildwood Chronicles, Book 1 is a 2011 children's fantasy novel by The Decemberists' Colin Meloy, illustrated by his wife Carson Ellis. The 541 page novel, inspired by classic fantasy novels and folk tales, is the story of two seventh-graders who are drawn into a hidden, magical forest, while trying to rescue a baby kidnapped by crows. They get caught up in an epic struggle, and learn of their connection to a magical parallel world while confronting adult authorities who are often cowardly or dishonest. The natural beauty and local color of Portland, Oregon, features prominently in the book.

Will Gallows and the Snake-Bellied Troll is a 2011 fantasy/western children's book by Northern Irish author Derek Keilty and the first book in the ongoing Will Gallows series. The book is illustrated by Jonny Duddle, who also illustrated the 2014 Bloomsbury editions of the Harry Potter series. The book was first published on 3 February 2011 through Andersen Press and follows the adventures of Will Gallows, a young elfling sky cowboy. It was followed by three entries, Will Gallows and the Thunder Dragon’s Roar (2012), Will Gallows and the Rock Demon’s Blood (2013), and Will Gallows and the Wolfer’s Deadly Magic (2015).

You Have To Stop This is a book by the author Pseudonymous Bosch. It is the fifth book in The Secret Series, and it is a sequel to This Isn't What It Looks Like, This Book Is Not Good for You, If You're Reading This, It's Too Late, and The Name of this Book is Secret. This book is based on the sense of touch.