Streetwise stray dog Mr. Whiskers and sisters Misty and Zelda follow clues through the streets of San Francisco in their search for the sibling's kidnapped father.

"Treasure fever has hit Winkelfuss! A recently discovered map alleges that many years earlier, Cap'n Gnawface the Meanie buried her loot somewhere on the island, but anyone tries to find it will be cursed by pirate ghosts. A "golden smudge" will appear on the cursed--and then the treasure-seeker will be ghost-napped! Certain it's just a silly story, the greedy residents go after the booty, but then they start waking up with the golden smudge...and...

After a merciless winter, spring has sprung in 1880 Stockholm, and the city awaits the arrival of the SS Vega, the first ship to have sailed the Northeast Passage. Life is busy at the orphanage, but twelve-year-old Mika quickly notices that the older orphans are up to something--and it doesn't look good. When Constable Hoff approaches her with information about thefts around the city, Mika becomes even more concerned about what the other kids are...

"Willow Feathers McBeaver, aka Detective Duck, is a crime-solving (and very precocious) little duck. She and her animal pals live on beautiful Dogwood Pond, which is adjacent to Lazy Days, a human campground in New England. A pristine spot with clear water, abundant wildlife, and shady willow trees, Dogwood Pond is encountering puzzling problems—mysteries that arise from human-caused disruptions in nature such as water pollution, garbage, warming...