Episode 1
Maudie stashed a stack of tickets in a drawer for safekeeping, but somebody took them. A so-so soccer player is suddenly a lot better than he used to be.
Episode 2
The local animal shelter comes to school to film a commercial. At an event for future leaders, Ava's accused of stealing someone else's speech.
Episode 3
The Case of the Rosemary Riddle / The Case of the Robot Robbery
Episode 4
The latest snack craze sparks a theft at school. The kids throw Mr. Barker an awesome '80s-themed birthday party. Trouble is, they can't find the cake.
Episode 5
A miniature golfer's winning streak sounds too good to be true. The whole class is invited to a laser tag and pizza party ... or are they?
Episode 6
Ezra ordered pizza and got ... a salad roll. Who swapped the students' Treat Day lunches for healthier food? Then, the Inbestigators take on an intern.
Episode 7
Mrs. Maniaci's doorbell is broken, and nobody’s car keys are working. What's going on? Kyle and Ezra partner up for an online math competition.
Episode 8
A woman accuses the school's kindhearted crossing guard of stealing her handbag. The Inbestigators enter a competition for young entrepreneurs.
Episode 9
Someone sabotaged a wildly successful lemonade stand, but who? At a school fundraiser, the fortune teller's predictions are eerily accurate.
Episode 10
Who slipped Mr. McGillick's phone into a tub of rice -- and why? Later, the Inbestigators film a commercial. But first they have to find Ezra's fish.