Gertrude Chandler Warner

Grandpa Alden and the Alden children encounter danger, excitement, adventure, and mystery in a quiet island fishing village.

A mysterious woman, a dog barking every night at midnight, and a puzzling note in the sand all add up to a mysterious summer in a lighthouse.

The Boxcar Children investigate a mysterious ghost with a glowing pumpkin head at a friend's farm.

The Boxcar Children are taking a vacation on an uninhabited South Seas island. They soon suspect someone else is there too, someone who maynot want them around!

The Aldens search for carousel horses that have disappeared from an amusement park.

The Alden children have discovered another mystery close to home! The old boxcar where they once lived is now a playhouse in their backyard. One night, Benny sees a strange light in the boxcar, and the children begin to find clues to the boxcar's past. Could something that happened long ago be haunting the boxcar now?

"One day in the park, the Aldens' dog, Watch, comes across a mysterious box with a note inside. 'Congratulations!' the note says. 'You've found it!' The box is part of a game called Geocaching. Soon, Henry, Jessie, Violet, and Benny are searching all over town for hidden boxes and making friends with other kids in the geocaching club. But is one of the club members a thief?" -- p. [4] of cover.

The Alden children discover another mystery when they agree to help injured Mr. Yee tend to his plot in the community garden and find out that vegetables are going missing and plots are being vandalized.

While visiting their cousin's pineapple plantation in Hawaii, the Aldens hear a local legend about a black pearl with a curse on it and investigate mysterious incidents on and around the plantation.

Six children help solve the mystery of a missing spyglass that has kept two brothers feuding for years.