Lunch Lady, a secret crime fighter, accompanies the Breakfast Bunch on a class trip to an art museum, but when Dee, Hector, and Terrence begin to think there is something strange afoot, she suspects nothing.

Jamie Watson and Charlotte Holmes are looking for a winter-break reprieve after a fall semester that almost got them killed. But Charlotte isn't the only Holmes with secrets, and the mood at her family's Sussex estate is palpably tense. On top of everything else, Holmes and Watson could be becoming more than friends but still, the darkness in Charlotte's past is a wall between them.

"Ophelia and her inventor sidekick Oscar F. Gold are deep in preparations for the biggest challenge the FFBI (Furry Feline Burglary Institute) has to offer: The M.E.O.W. competition! The fur-and-fin duo show up with the most valuable treasure they can find--and Ophelia's cousin Pierre von Rascal beats them to the punch with a priceless painting that puts their loot to shame. But Ophelia is certain the expensive artwork is an elaborate fake! Ophelia...

When twelve-year-old painter Esther gets stuck at math camp rather than art camp, she is determined to prove herself but someone leaves cryptic messages intended to drive her away.