Carolyn Keene

When competition for lucrative prizes ranging from money to placement on the Olympic Team escalates to the point where one desperate participant drugs horses at the River Heights Horse Show, Nancy, Bess, and George track clues to identify the culprit.

Trapped in a beautiful Montana ski resort with someone bent on destruction, teenage sleuth Nancy Drew, wearing a leg cast, must solve the crime in time to save the holiday season.

Nancy Drew's keen mind is tested when she searches for a missing will.

"When she attends a performance by master illusionist Drake Lonestar, Nancy is skeptical. Lonestar is known for his razzle-dazzle wizardry, but can the magician really make the River Heights library disappear?"--Amazon.com.

While trying to help a friend out of a difficulty, teenage detective Nancy Drew has a perilous experience in and around a deserted bungalow.

Nancy goes undercover at the exclusive Green Club when George's cousin, a candidate for city council, is targeted by a mysterious saboteur who threatens the plans to build a new sports complex.

Nancy and her friends, George and Bess, are returning from a country carnival when they witness the explosion and burning of a beautiful country mansion. Fearing its occupants may be trapped in the blazing building, they rush to the rescue - and unexpectedly fund themselves confronted with a mystery that seems to be insoluble. The first clue, an anonymous diary, includes not only indecipherable handwriting, but puzzling technical drawings and chemical...

Nancy, Bess, and George are on an Alaskan cruise when things start to go awry.

Nancy and her boyfriend Ned visit Coffin Hall to research the library's rumored ghost, but when a fire breaks out and Ned is blamed, it is up to Nancy to find the true culprit.

Nancy and her friend Helen visit their friend Emily Willouby at the Lilac Inn, which Emily now owns, to help her plan her wedding. Emily plans on selling inherited diamonds in order to help fix up the Lilac Inn. However, Nancy soon learns that someone has been impersonating her and making expensive purchases under her name. Soon after, Emily's diamonds are stolen! Can Nancy find the thieves and recover the missing diamonds?