An anonymous diary is a mystery with handwriting that is difficult to decipher. It is filled with technical drawings and chemical formulas. Was the destructive explosion an accident or an act of revenge?

Celebrate the 90th anniversary of the iconic teen sleuth with this set of the Nancy Drew Diaries series, a fresh approach to the classic mystery series! Strangers on a train: Nancy's Alaskan adventure continues as she, Bess, and George disembark the mystery-plagued Arctic Star cruise ship and explore the grand sites of the forty-ninth state: Skagway; the Yukon territory, and Denali National Park. It's spectacular scenery, but things start to go wrong...

"When Nancy and Bess accompany George to a cousin's wedding in historic Charleston, South Carolina, they end up staying at an old inn near the family's home with the rest of the guests. But when they begin hearing strange noises and witnessing unexplained phenomena at night, they soon discover that it's one of Charleston's most haunted hotels! When the wedding rings disappear during one of these spooky evenings, Nancy knows she's got to get to the...

Celebrate the 90th anniversary of the iconic teen sleuth with this set of the Nancy Drew Diaries series, a fresh approach to the classic mystery series! Secret at Mystic Lake: To celebrate her birthday, George is taking Nancy and Bess on a bike tour around Mystic Lake, but when their tour guide disappears and unknown adversaries steal their supplies and slash their tires, Nancy begins looking for clues.

"Dear Diary...Bess, George, and I are actually in Alaska! Everywhere you look, there are massive mountains and sparkling, deep-blue waters. We're on the maiden voyage of the Arctic Star luxury cruise ship, and my old friend, Becca Wright, the assistant cruise director, needs our help. She received threatening emails before even setting sail; then a bloody body turned up in the swimming pool. And when a chandelier came crashing down in the dining room,...