Told from a canine perspective, an account of a day in the life of a detection dog finds Tucker the beagle joining a specially trained (3z(Bbeagle brigade(3y(B to sniff out environmentally unsafe items that may be passing through an airport.

Toby, an unusually calm beagle puppy, finds his purpose when Mona and her mother adopt him and teach him to be a therapy dog at a nursing home.

As a puppy, Stella was trained to use her powerful beagle nose to sniff out dangerous chemicals and help her handler keep people safe. During a routine security inspection, Stella misses the scent of an explosive. The sound of the blast is loud and scary. Unable to go back to work because of her anxiety, Stella is retired as a working dog. A young girl named Cloe wants to adopt Stella, the beagle smells a strange chemical inside Cloe's body, a scent...

Linus and Pigpen are running against each other for class president. But when they each take a campaign photo with Snoopy to make themselves look cool, Snoopy decides maybe he's cool enough to run for president on his own!