Eleven-year-old Lenny navigates grief while grudgingly attending an experimental middle school located on the college campus where his father teaches.

Sent by her parents to find food, Mahalia Mouse finds herself trapped in a backpack and transported to a physics classroom at Harvard University, where she discovers an aptitude for science.

When the Aldens visit a university campus, they must solve a mystery involving an old library whose stone gargoyles seem to move on their own.

Twelve-year-old detectives Alex and Asha seek to restore the long-tarnished reputation of Hannah Grimthorpe, the notorious witch from Northbrook's colonial past.