Full AspenCat Catalog

The Hardy boys embark on another puzzling mystery when they try to discover who is stealing rare collections of ancient pirate treasure and smuggling them out of the United States.

A fifth-grader with a photographic memory and her friend Eric help solve the mystery of the stolen diamonds.

The blatant acts of a lady swindler posing as Nancy Drew arouse the suspicion of friends and local police against the real Nancy.

America's Sherlock Holmes in sneakers continues his war on crime in ten more cases, the solutions to which are found in the back of the book.

Teenage detective Nancy Drew uses her courage and powers of deduction to solve the mysterious happenings in an old stone mansion. She recieved a phone call from her friend, Helen Corning. Helen says they were robbed, heard thumps in the night, and have heard strange music when no one has turned on the radio Helen begs Nancy to come to Twin Elms and try to solve the mystery.

Caroline Verlaine comes to the Stacy estate investigating her sister Roma's sudden disappearance. Caroline finds the secret of the ruins that cost her sister her life, also threatening her.

Helping in a case their father is working on, the Hardy brothers try to find an informer who has telephoned from a booth in their home town, and are hired by a carnival owner to spot pickpockets.

The Hardy brothers interrupt their investigations of jewelry-store holdups to answer a plea from their cousin on a New Mexico cattle ranch.

When a customer realizes that his shopping bag with a newly purchased corn poper has been stolen, Cam and Eric put their shopping on hold. Now they're looking for something far more mysterious--a thief!

Encyclopedia Brown, the super sleuth in sneakers, solves ten new mysteries, including "The Case of the Slippery Salamander," "The Case of the Banana Burglar," and "The Case of the Dead Cockroach."