Third-grader Dink and his detective friends hope to receive a big reward by finding the person whose video recorder picked up a picture of the local bank robber.

Nancy Drew travels to Peru to solve a mystery involving a long-lost treasure and a crossword clue carved into an ancient wooden plaque.

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.

Frank and Joe Hardy are determined to bring to justice the vicious criminals who kidnapped their detective father while he was investigating sabotage of a road-building in the Kentucky wilderness. Juvenile fiction.

Frank and Joe unravel clue after clue in this adventure-packed search for the living descendant of the mighty Aztec nation which once ruled Mexico. Juvenile fiction.

Ten mysteries for ten-year-old Encyclopedia Brown, his partner, Sally, and the reader to solve. Solutions are given at the back of the book.

Detective Jeffrey Bones finds he does not need fancy equipment to solve the school-lunch mystery of Not Me Amy's missing cupcake.

Encyclopedia Brown, boy detective, solves ten more mysteries.

A series of bizarre events in their home town lead the Hardy Boys on a trail of robbers and kidnappers.

When she notices some bones missing from a dinosaur skeleton exhibited in the museum, a young girl with a photographic memory tries to discover who has been taking them and why.