As mysterious circumstances bring Giuseppe, Frederick, and Hannah together, their lives soon interlock like the turning gears in a clock and they realize that each one holds a key to solving the others' mysteries.
While running a spy network from their elementary school, five unpopular misfits combine their talents and use cutting-edge gadgetry to fight evil around the world.
Book 1 in the NERDS series.
Nick and his friend Marta decide to investigate when a mysterious fire starts near a Florida wildlife preserve and an unpopular teacher goes missing.
When therapy dog Buddy attends the fourth grade sleepover in the school's library, he solves the mystery of the school ghost.
Book 6 in the Buddy Files series.