a The wackiest road trip in history continues as the McDonald twins travel the Southwest dodging nefarious villains and visiting weird but true American landmarks.

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.

Fifth-grader Nora Rowley has always hidden the fact that she is a genius from everyone because all she wants is to be normal, but when she comes up with a plan to prove that grades are not important, things begin to get out of control.

In the tradition of Out of My Mind, Wonder, and Mockingbird, this is an intensely moving middle grade novel about being an outsider, coping with loss, and discovering the true meaning of family.
Willow Chance is a twelve-year-old genius, obsessed with nature and diagnosing medical conditions, who finds it comforting to count by 7s. It has never been easy for her to connect with anyone other than her adoptive parents, but that...

Decades ago, Albert Einstein devised an equation that could benefit all life on earth or destroy it. Fearing what would happen if the equation fell into the wrong hands, he hid it. But now, a diabolical group known as the Furies are closing in on its location. In desperation, a team of CIA agents drags Charlie into the hunt, needing her brilliance to find it first even though this means placing her life in grave danger.

Twelve-year-old genius and outsider Willow Chance must figure out how to connect with other people and find a surrogate family for herself after her parents are killed in a car accident.

After tracking down incredible discoveries by Einstein and Darwin, Charlie is back. This time, the great ruler Cleopatra has left behind an extremely valuable and powerful treasure, its location encoded on an ancient stone tablet. In 30 BCE, Cleopatra and her husband, Marc Antony, lost their war against Octavian for control of the Egyptian Empire. However, Cleopatra knew Octavian was really after the mysterious item that was the source of all her...

Traveling to Antarctica for a prestigious science competition, twelve-year-old Jack and his genius foster siblings, Ava and Matt, become caught up in a mystery involving a missing scientist.

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.