While visiting New York City in 1901, thirteen-year-old Mandie uncovers a mystery in the mansion where she is staying.

Mandie and her friends search for Mandie's aunt's missing turkey. In doing so, they uncover other mysteries including a missing doctor.

Can Mandie solve the mysterious writing on the wall?

On a cold night, a mysterious gift is left on the doorstep with an anonymous note attached that reads, "For Mandie". The box has fancy gift wrapping on the outs

Mandie and her friends search for a hidden mystery in the tunnel behind a crack in the wall.