Back at the Winterhouse hotel for another holiday season, Elizabeth and Freddy, who love puzzles, dig deeper into the mystery surrounding a hotel guest who left behind odd artifacts, including a magical book that evil Gracella Winters once attempted to use to gain destructive power over the entire Falls lineage.

"The new tenants have a terrible secret. So do the landlord and his daughter ... Ever since Lucy was two, she's been on the run alongside her mother. She's never understood the reason for a lifetime of paranoia, aliases, and lies. All she understands are the rules: never lock eyes with strangers, never let down your guard, and always be ready to move on. Finally, after thirteen years and eleven states, their next hideaway seems perfect. An isolated,...

"When an elderly boarder at a Bakerhaven bed-and-breakfast drops dead during afternoon tea, there's nothing particularly suspicious about it--except for the Sudoku in his jacket pocket. But when a second body turns up in the window seat and an autopsy shows both men were poisoned with elderberry wine, the Puzzle Lady suspects she's dealing with a cold-blooded killer who for some reason is copying the Cary Grant movie Arsenic and Old Lace, in which...

When a Connecticut teenager inherits vast wealth and an eccentric estate from the richest man in Texas, she must also live with his surviving family and solve a series of puzzles to discover how she earned her inheritance.

Hank must work on a huge homework packet during a family trip to North Carolina or he will spend the day with his father at a crossword puzzle tournament rather than riding roller coasters with his mother, sister, and friend Frankie.