"Teen Portland Search and Rescue team member Nick Walker becomes a prime suspect in a murder"--

When the plans for the Bat-Wing, a historical aircraft, disappear from the Capitol City Air and Space Museum, eleven-year-old Amal Farah's father is blamed, and it is up to the four young friends to solve the mystery and save her father's job.

A shipment of dinosaur bones meant for a new exhibit at the Capitol City Natural History Museum has disappeared, and so have the five paleontologists who were working late at the museum, including Wilson Kipper's mother--so Wilson and his museum friends set out to solve the mystery.

When a priceless sculpture disappears from the Capitol City Art Museum, thirteen-year-old Clementine Wim, daughter of an assistant curator, and her three friends set out to solve the mystery and recover the Statue of Gudea.

Sixteen-year-old Dylan uses her psychic abilities to help police solve crimes against children, but keeps her extracurricular activities secret from her friends at school.

After witnessing a robbery which ended with the death of her father, seventeen-year-old Jane Calvetti falls in love with town bad boy Handel Davies.

El comisario Caramba conseguirá resolver con su ingenio las siguientes preguntas: ¿Qué hace un calcetín rojo dentro de la sopa de un cónsul? ¿Quién llena el bosque de porquerías? ¿Cómo se puede poner en marcha un coche sin tener las llaves?

In Book 6 of this Adventure Series, the Jannah Jewels travel to the city of Fes in Morocco. The Jannah Jewels learn about Fatima al-Fihri, the founder of the first univeristy in the world, al-Qarawiyine. Can the Jannah Jewels solve the riddles to find the artifact in Fes before time runs out?

Hinata, a shy boy in the fifth grade, receives his first-ever pet when his grandfather brings him Chris, a retired police dog with excellent training and top-notch skills. There's only one problem: Whenever Chris sees a bug, they fly into a panic. Soon, however, their nose is put to the test, when during a walk, they hear police sirens blare... There's been a robbery at a nearby jewelry shop! As the police investigation stalls, Hinata and his plucky...