"Math-genius mercenary Cas Russell has stopped a shadow organization from brainwashing the world and discovered her past was deliberately erased and her superhuman abilities deliberately created. And that's just the start: when a demolitions expert targets Cas and her friends, and the hidden conspiracy behind Cas's past starts to reappear, the past, present, and future collide in a race to save one of her dearest friends"--

A brilliant, impatient fifth-grader with cerebral palsy, considered by many to be mentally retarded, discovers a technological device that will allow her to speak for the first time.

The kind of creativity that is rewarded at age fifteen is not always enough to propel someone through life at age thirty; not everyone can sustain, in adulthood, what seemed so special in adolescence. The summer that Nixon resigns, six teenagers at a summer camp for the arts become inseparable. The friendships endure and even prosper, but also underscore the differences in their fates, in what their talents become and the shapes their lives take.

"Charlie Thorne must search for Charles Darwin's hidden treasure in South America--with plenty of enemies hot on her trail"--

"Waylon, a boy with the mind of a scientific genius and the vulnerable heart of an eight year old, is trying to understand his older sister and deal with changes among the kids at school"--Provided by publisher.

Nine-year-old Nicholas Benedict, an orphan afflicted with an unfortunate nose and with narcolepsy, is sent to a new orphanage where he encounters vicious bullies, selfish adults, strange circumstances, and a mystery that could change his life forever.

When Mary Shelley is kidnapped by a mad scientist, Nikki Tesla and the other members of the Genius Academy team are forced to agree to steal a priceless, lethal high-tech ring in order to free her; but Nikki also plans to use the heist to get closer to her long-lost father who claims he is not the criminal mastermind she believes him to be.

In the wake of a prophecy that says they have the power to bring about great change, genius Conrad Harrington III teams up with Piper McCloud, the girl who could fly, to try to save the world and themselves.

Nikki Tesla is a genius, so mostly she finds school boring, and amuses herself by inventing things, like her mysterious missing father; trouble is most of her inventions have serious, lethal potential (like the death ray, which just blew a hole in her floor); so she and her ferret are hustled off to the special Genius Academy with classmates who are equally exceptional, although she still worries about fitting in--but when her death ray disappears...

Twelve-year-old Jake McQuade is the smartest kid in the universe, but if he wants to keep his title he will have to figure out a way to defeat the villain who steals his ingestible knowledge capsules. Jake McQuade's the smartest kid in the universe--or at least he was. But just as his training with the secret agency known as the Consortium is about to start, Jake's jelly beans go missing! And to make matters worse, they (and Jake's genius!) might...