A young girl must find her missing grandfather-and uncover the secret he harbors that could save Earth and the entire solar system from annihilation.

Heartlight: Kate and her grandfather use one of his inventions to travel faster than the speed of light on a mission to save the sun from a premature death.

"The Heartlight Saga collects three of Barron's beloved novels into a single volume. The stories follow Kate as she travels to a distant galaxy to save the life

A powerful story exploring the interconnectedness of all things from New York Times betselling author of the Merlin saga. When thirteen-year-old Kate travels to

When she joins her father and several others investigating a strange whirlpool and possible sunken treasure ship off the coast of Baja California, thirteen-year