Books like Once upon a Tim by Stuart Gibbs

A boy transfers to a CIA-run school of espionage, where he finds out the CIA and the school have more secrets than he bargained for.

Sixteen-year-old Maya, a teenage girl living on Vancouver Island, suspects there may be a connection between her birthmark, family life, and strange events occurring in her community.

A teenage time traveler must solve puzzles and navigate dangerous space colonies in an epic adventure story set in the distant past for young adults who love science fiction and fantasy, including young adult, young adult fantasy, and space colonies.

After a CIA assassination attempt on his life, Ben Ripley must go rogue to uncover the truth behind Erica Hale’s betrayal and track an ancient espionage conspiracy that spans from George Washington to modern spies.

Dashiell Gibson, a junior detective living on Moon Base Alpha, must untangle the murder of a renowned lunar doctor, blending sleuthing with the unique challenges of life in space.

Fourteen‑year‑old Greg Rich, visiting Paris with his parents, is mysteriously transported 400 years into the past and finds himself among the future Musketeers, launching a thrilling adventure across time.

Thirteen-year-old Ben Ripley has been caught in the snares of SPYDER more than once and knows well enough to be suspicious of anything that seems too good to be true—despite needing special tutoring in advanced survival techniques. So when Murray Hill finally breaks his silence with an offer to hand over the SPYDER elite, Ben knows that there must be something going on. But his hesitation doesn’t stop the assignment. The Mission: Follow Murray Hill to an undisclosed location with no one else but Erica Hale to identify SPYDER leadership. Once found, contact the CIA to sweep in and finish the job. DO NOT CONTACT SPYDER DIRECTLY. However, as Ben suspected, nothing goes as planned, and what should be an easy mission quickly turns deadly. Now, Ben and Erica will have to face rogue agents, trained killers, and even very hungry crocodiles in a race against the clock to find out what SPYDER is up to this time—and thwart their evil plans.

Amelia embarks on a journey to find her Aunt Tanner, her former cheerleader teammates, and the boy she once thought of as a friend, all while dodging ex-boyfriend's tell-all book and navigating the complex dynamics of their family's past and present. A lighthearted and humorous adventure story for young readers, perfect for fans of 'The Fault in Our Stars' and 'Wonder'.

A heartwarming sibling adventure that blends survival lessons, self‑esteem growth, and the wonder of marine animals, this New York Times bestseller delights middle‑grade readers with its engaging, family‑friendly narrative.

A love letter to black and brown children, celebrating their worth and promising they will always matter, from an acclaimed author and artist duo

Sutton Mercer watches as her twin Emma, who impersonated her to solve a murder, turns into a serial killer again. Emma’s new partner, Thayer Vega, has a dark past and is back in town to find a new victim. The townspeople are suspicious of all the murders, and Emma must use her knowledge of them to solve the latest mystery before it’s too late.

A mystery involving twin sisters who become suspects in a murder case, set in New York City and aimed at young adult readers.

Fever is a 341‑page science‑fiction novel for youth by Lauren DeStefano that has been a New York Times bestseller. It addresses genetic engineering, genetic disorders, orphanhood and misogyny.

A celebrated New York Times bestseller picture book that follows a blue truck celebrating Valentine's Day with friends—trucks and domestic animals—delivered in bright, engaging illustrations.

A rhyming text about babies sharing ten little fingers and ten little toes across different places and circumstances.

The Christmas Owl is a children's picture book by Gideon Sterer that was a New York Times bestseller in the picture‑book category on November 21, 2021.

An illustrated children's picture book by Oliver Jeffers, 'There's a Ghost in This House' is a gentle ghost story that became a New York Times bestseller for young readers.

Love and Olives is a New York Times bestseller children's fiction by Jenna Evans Welch that draws on Greek culture, explores dating customs, father‑daughter bonds, and the myth of Atlantis.