Showing results by author "Gertrude Chandler Warner" in All Categories

The Boxcar Children stumble across a 100-year-old time capsule with a mysterious journal inside. It contains clues that lead the children around Greenfield and through the history books in search of a lost treasure. But questions remain. Who wrote the journal? And after 100 years, will there be enough evidence to find the hidden treasure?

The Aldens are spending spring break on a beach, but they aren’t just soaking up the sun. They’re protecting an endangered species! Their job is to mark sea turtle nests so the eggs can be moved to a safe place to hatch, but someone is digging up the eggs without permission. Can the Boxcar Children figure out what’s going on and help save the sea turtles?

Three complete stories in one collection! Includes The Mystery of the Lost Village, The Mystery of the Purple Pool, and The Ghost Ship Mystery.

Black cats? Broken mirrors? The number 13? The owner of the art deco apartment building in nearby Silver City believes in all kinds of superstitions. The Aldens aren’t so sure about most of them, but there’s one thing they do know: Something strange is going on on the 13th floor. Are they just coincidences, or is the building manager onto something?

Three complete stories in one collection! Includes The Black Pearl Mystery, The Cereal Box Mystery, and The Panther Mystery.

Three complete stories in one collection! Includes The Mystery of the Stolen Sword, The Basketball Mystery, and The Movie Star Mystery.

Henry and Jessie have signed up to be in a robotics competition with a team from school. But someone from another team isn’t playing by the rules. Can the Aldens use their sleuthing skills and what they’ve learned about technology to find the culprit and save the day?

The Aldens have found a mystery under their very own roof! When the children found an old journal behind the closet wall in the guest room, they never dreamed it would lead them on a search for valuable coins. What happened to the girl who wrote the journal - and what is she trying to tell them?

Henry, Jessie, Violet, and Benny are going down under. Off the coast of Australia, they dive in to explore the Great Barrier Reef. With the help of their conservationist guide, Kayla, they learn about ways to help rebuild the damaged reef. But coral reefs take a long time to take shape. Can the Aldens find ways to help the animals that need help now?

When an oil spill takes place off the coast of Connecticut, the Aldens are happy to volunteer to help clean up the animals affected, including a rare species of shore bird. But could more have been done to prevent the spill? As the Aldens take up the case, it leads them on an adventure to help other endangered animals around the world.

The Alden children are helping their neighbors build a tree house. From the tree house, the children discover they can see into the attic of the house next door...and they notice a window that not even their neighbors know about! Does the old house have a secret?

After helping clean up an oil spill in Connecticut, the Aldens are heading to a much cooler climate, where scientists are working to conserve the snow leopard population. With only hundreds left in the world, the Aldens know each animal is important. Can the Aldens do their part to help save this elusive and important animal?

The Boxcar Children are helping a friend find out more about their family's history. But what they find is a mystery going back generations! Can the Aldens help their friend unlock secrets of the past - and present?

The Aldens are making the journey to their Aunt Jane’s house on an overnight bicycle trip. But on their first night, the children are caught in a rainstorm and have to take shelter in an old, abandoned house where a most unusual mystery - a lost dog - finds them!

The Aldens are excited to visit a deserted South Seas island. But soon they discover clues that they are not alone. Is someone on the island watching them?

When the Aldens spend the summer riding on a train, they get to live in a train car once again - this time, they're staying in Caboose No. 777. The number is hard to forget, and indeed, the children meet people at each stop who seem to know it well. It turns out Caboose No. 777 has an unusual past - one that comes with its very own mystery!

The Alden children are staying at the home of a famous inventor known for her one-of-a-kind clocks. The clocks sound loudly at every hour, especially at midnight! But the clocks aren’t the only noise. Is the house haunted by the ghost of the inventor? The Aldens are determined to find out!

Three complete stories in one collection! Includes The Mystery at the Crooked House, The Hockey Mystery, and The Mystery of the Midnight Dog.

Three complete stories in one collection! Includes The Vanishing Passenger, The Giant Yo-Yo Mystery, and The Creature in Ogopogo Lake!

Henry, Jessie, Violet, and Benny are off to the rain forests of Sumatra, where a protected piece of land is home to endangered animals such as orangutans, elephants, and tigers. But when part of the forest gets cut down, the Aldens have to figure out who is responsible, not only to protect the rain forest, but also the animals within.