"A ... story of friendship and courage centered around three women and a ring of female secret agents during World War II"--|cProvided by publisher.

When the grandfather he never knew is released from prison suffering from dementia, eleven-year-old Nicholas, a mathematical and musical genius, tries to save the family's home by helping search for heirlooms Grandpa claims to have buried.

When Jessie's dog becomes lost and is found stuck under a gate in the park, the police and city workers of LEGO City come to the rescue.

"Splat notices that his favorite wooden ducks keep going missing--can Secret Agent Splat solve the mystery?"--

Becca Birnbaum, a sixth-grade nobody, must team with Selfie St. Clair, the most popular girl in school, to track down a missing shopping bag that holds the principal's intimate garments.

Kayla places her tooth in a Tooth Fairy pillow, but it disappears before the Tooth Fairy has a chance to visit. Can her dog King help Kayla find the missing tooth?

Chub and The Arch are accused of stealing a sculpture of their school mascot and will be expelled by the strict new principal if they, aided misfit friends, old and new, cannot produce it in forty-eight hours.

Nini Cat enjoys her outdoor adventure until she ventures too far and can't find her way home.

When Emma's little brother Jake looks after the neighbor's dog in preparation for getting his own puppy, the pet goes missing and Emma and the rest of the girls have to find it before the owner comes home.

Nate always depends on his dog Sludge to help him solve all his cases, but Sludge is missing and Nate must rely on his own skills to find him.