Trista Thompson has just moved to Snowcap Canyon, Utah, where she enrolls in gymnastics for the first time. As an accomplished tumbler, Trista believes learning the other three events and becoming a competitive gymnast will be easy. Trista quickly learns that gymnastics requires hard work and believing in herself. Despite that, she decides she wants to make the Level Three team. On her determined journey Trista meets friends who help her learn about the sport and share her passion for gymnastics.

When Kristy Thomas has the great idea to form a baby-sitters club - a chance to earn money and spend time with her friends, all while doing something they each love to do - she has no idea how much the club will change everything. Crank calls, uncontrollable toddlers, wild pets, untruthful clients...running a business is hard work! Kristy and her co-founders, Mary Anne, Claudia, and Stacey, are sure they can handle anything. But only if they stick together....

Before they were the Boxcar Children, Henry, Jessie, Violet, and Benny Alden lived with their parents on Fair Meadow Farm. Although times are hard, the Aldens are happy - “the best family of all,” Mama likes to say. One day, a blizzard hits the countryside, and a traveling family needs shelter. The Aldens take them in, and the strangers soon become friends. But things never stay the same at the farm, and the spring and summer bring events that will forever change their lives.

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

Rachel Brooks is excited for the new school year. She's finally earned a place as a forward on her soccer team. Her best friends make everything fun. And she really likes Tate, and she's pretty sure he likes her back. After one last appointment with her scoliosis doctor, this will be her best year yet. Then the doctor delivers some terrible news: The sideways curve in Rachel's spine has gotten worse, and she needs to wear a back brace 23 hours a day. The brace wraps her in hard plastic from shoulder blades to hips.

Winnie Perry went through a lot when she was 11, from shifting friendships to her teenage sister's mood swings. But now that Winnie is 12, and one step closer to being a teenager herself, there is so much more to deal with. Will her new friendship with Dinah last? Can she handle the pressures of junior high? And, most important, will Winnie survive bra shopping (in public!) with Mom?

Obie knew his transition would have ripple effects. He has to leave his swim coach, his pool, and his best friends. But it’s time for Obie to find where he truly belongs. As Obie dives into a new team, though, things are strange. Obie always felt at home in the water, but now he can’t get his old coach out of his head. Even worse are the bullies who wait in the locker room and on the pool deck. Obie is ready to prove he can be one of the fastest boys in the water - to his coach, his critics, and his biggest competition: himself.

Last week I cut my hair, bought some boys' clothes and shoes, wrapped a large ACE bandage around my chest to flatten my fortunately-not-large breasts, and began looking for a new name. Angela Katz-McNair has never felt quite right as a girl. Her whole life is leading up to the day she decides to become Grady, a guy. While coming out as transgendered feels right to Grady, he isn't prepared for the reaction he gets from everyone else.

Homecoming court nominee Erin Armstrong has it all, the best friends, the best boyfriend, and lead in the school play. But when she catches her bestie and her boyfriend holding hands behind the porta potty, her status as Rosemark High’s it-girl takes a nosedive. Determined to win the crown and earn back her social status, Erin enlists the help of quirky theatre kid Peter Hunt. Together, the two craft a plan to ensure Erin’s victory. That is, if the two can keep their growing attraction from sabotaging the project.

Twelve-year-old Shayla is allergic to trouble. All she wants to do is to follow the rules. (Oh, and she’d also like to make it through seventh grade with her best friendships intact, learn to run track, and have a cute boy see past her giant forehead.) But in junior high, it’s like all the rules have changed. Now she’s suddenly questioning who her best friends are and some people at school are saying she’s not black enough. Wait, what?

Thirteen-year-old Nikki Doyle's dreams of becoming a basketball great feel within reach when she's selected to play on an elite-level club team. But in a league with taller, stronger, and faster girls, Nikki suddenly isn't the best point guard. In fact, she's no longer a point guard at all, which leaves her struggling to figure out who she is and how she fits in.

Lina is spending the summer in Tuscany, but she isn't in the mood for Italy's famous sunshine and fairy-tale landscape. She's only there because it was her mother's dying wish that she get to know her father. But what kind of father isn't around for 16 years? All Lina wants to do is get back home. But then Lina is given a journal that her mom had kept when she lived in Italy. Suddenly Lina's uncovering a magical world of secret romances, art, and hidden bakeries. A world that inspires Lina to follow in her mother's footsteps.

Savannah is dreading being home alone with her overbearing mother after her big sister - and best friend - goes off to college. But if she can just get through senior year, she'll be able to escape to college, too. What she doesn't count on is that her mother's obsession with weight has only grown deeper since her appearance on an extreme weight-loss show, and now Savvy's mom is pressuring her even harder to be constantly mindful of what she eats.

Brooke is the perfect older sister. For that reason, Kari and Ashley work hard to make their parents just as proud of them as they are of Brooke. Each girl has her own talents. Brooke is an excellent student. Kari is a great soccer player. Ashley, a talented artist. And they are always there for each other. But when the news comes that Dr. Baxter is moving the family from Ann Arbor to Bloomington, Indiana, and the Baxters need to leave the only home and friends they’ve ever known, no one is happy.

Rahul Kapoor is heading into seventh grade in a small town in Indiana. The start of middle school is making him feel increasingly anxious, so his favorite person, his grandfather Bhai, gives him some well-meaning advice: Find one thing you’re really good at and become the best at it. Those four little words sear themselves into Rahul’s brain. While he’s not quite sure what that special thing is, he is convinced that once he finds it, bullies like Brent Miller will stop torturing him at school. And he won’t be worried about staring too long at his classmate Justin Emery.

Amanda is reliving her 11th birthday over and over again - even the fight with her best friend, Leo. How can she fix everything and put the day behind her? Only time, friendship, and luck will tell.

The first day of middle school means trading in freeze tag at the pool for new schedules, fabulous outfits, and a fresh start. But for 11-year-old Kaylan, the chaos of new locker combinations, cafeteria cliques, and potential first kisses is more than she can handle. She dreads the start of sixth grade and feels like she wants - no, needs - a winning game plan. Luckily, Kaylan and her effortlessly chill BFF, Arianna, have a fool-proof plan for tackling transitions: a list of 11 things they need to do to totally transform themselves before they both turn 12 in November.

Sophie wants a little freedom from her overprotective parents for Christmas. When they decide to spend Christmas with her very pregnant older sister, Sophie looks forward to some much needed private (read: make-out) time with her long-term boyfriend, Griffin. Except Griffin wants a little freedom from their relationship. Heartbroken, Sophie flees to her grandparents' house, where the rest of her boisterous extended family is gathered for the holiday. That's when her nonna devises a plan: Over 10 days, Sophie will be set up on 10 different blind dates by different family members.

Evie Thomas doesn't believe in love anymore. Especially after the strangest thing occurs one otherwise ordinary afternoon: She witnesses a couple kiss and is overcome with a vision of how their romance began...and how it will end. After all, even the greatest love stories end with a broken heart, eventually.

The book club is about to get a makeover. Even if Megan would rather be at the mall, Cassidy is late for hockey practice, Emma's already read every book in existence, and Jess is missing her mother too much to care, the new book club is scheduled to meet every month. But what begins as a mom-imposed ritual of reading Little Women soon helps four unlikely friends navigate the drama of middle school.

Sixteen-year-old Tessa Johnson has never felt like the protagonist in her own life. She’s rarely seen herself reflected in the pages of the romance novels she loves. The only place she’s a true leading lady is in the swoony love stories she shares only with Caroline, her best friend. When Tessa is accepted into the creative writing program of a prestigious art school, she’s excited to finally let her stories shine. But when she goes to her first workshop, the words are just...gone. Caroline has a solution: Tessa needs to find some inspiration in a real-life love story of her own.

She's a tomboy. He's the boy next door. With three older brothers, Charlotte Reynolds, aka Charlie, has always been more comfortable calling the shots on a basketball court than flirting with the opposite sex. So when her police officer dad demands she get a summer job to pay for the latest in a long line of speeding tickets, she's more than a little surprised to find herself working at a chichi boutique and going out with a boy who has never seen her tear it up in a pickup game.

Winnie Perry went through a lot when she was 11, from shifting friendships to her teenage sister's mood swings. But now that Winnie is 12, and one step closer to being a teenager herself, there is so much more to deal with. Will her new friendship with Dinah last? Can she handle the pressures of junior high? And, most important, will Winnie survive bra shopping (in public!) with Mom?

Last week I cut my hair, bought some boys' clothes and shoes, wrapped a large ACE bandage around my chest to flatten my fortunately-not-large breasts, and began looking for a new name. Angela Katz-McNair has never felt quite right as a girl. Her whole life is leading up to the day she decides to become Grady, a guy. While coming out as transgendered feels right to Grady, he isn't prepared for the reaction he gets from everyone else.

Leila has made it most of the way through Armstead Academy without having a crush on anyone, which is a relief. As an Iranian American, she’s different enough; if word got out that Leila liked girls, life would be twice as hard. But when beautiful new girl Saskia shows up, Leila starts to take risks she never thought she would.

When Claudia accidentally eavesdrops on the epic breakup of Paige and Iris, the it-couple at her school, she finds herself in hot water with prickly, difficult Iris. Thrown together against their will in the class production of A Midsummer Night's Dream, along with the goofiest, cutest boy Claudia has ever known, Iris and Claudia are in for an eye-opening senior year.

Cameron Bates (Cam) could have almost any girl at Franklin High School...except for the one he wants. Unfortunately Bebe seems to be immune to his flirty charm and good looks, which means one of two things: a) she's completely oblivious to how he feels, or b) she's just not into him. If that's the case, declaring his love would be disastrous for their friendship. Bianca Barnes (Bebe) has a huge problem: the universe hates her. Every time she admits feelings for a boy, he ends up falling for her sweet, popular, and beautiful sister Beth.

It's been a year since it happened - when Paige Hancock's first boyfriend died in an accident. After shutting out the world for two years, Paige is finally ready for a second chance at high school...and she has a plan. First: Get her old crush, Ryan Chase, to date her - the perfect way to convince everyone she's back to normal. Next: Join a club. But when Ryan's sweet, nerdy cousin, Max, moves to town and recruits Paige for the Quiz Bowl team, her perfect plan is thrown for a serious loop.

While spacing out in Chemistry class, Lily scribbles some of her favorite song lyrics onto her desk. The next day, she finds that someone has continued the lyrics on the desk, and added a message to her. Intrigue! Soon, Lily and her anonymous pen pal are exchanging full-on letters - sharing secrets, recommending bands, and opening up to each other. Lily realizes she's kind of falling for this letter writer. Only who is he?

Matt Wainwright is constantly sabotaged by the overdramatic movie director in his head. He can't tell his best friend, Tabby, how he really feels about her; he implodes on the JV basketball team; and the only place he feels normal is in Mr. Ellis' English class, discussing the greatest fart scenes in literature and writing poems about pissed-off candy-cane lumberjacks. After a tragic accident, Matt finds himself left on the sidelines, on the verge of spiraling out of control and losing everything that matters to him.