When Carolina reads about a dog inheriting millions, she's appalled. What could a dog do with all that money? Martha discovers that it isn't who spends it, but how you spend it, that matters most.

Everyone is excited for Carolina's birthday, everyone, that is, except Carolina. She still has not used her gift certificate from last year's birthday, and it is going to expire the following night. She and Helen rush to the store to pick out the perfect gift.

When Truman sends away for a science kit, he dreams about all the new inventions he will create. But can reality really live up to his big dreams?

TD thinks dogs have it easy — no school, no homework, no schedule — but Martha begs to differ. When the two decide to switch roles for a day, they discover that life can be surprisingly tough in someone else's shoes (or tail).

When Martha begins to sniff out leads for Carolina's paper, the news is not fit to print. Can Martha redeem herself before she puts the paper out of business?

With The Ronald Report as her new competition, Carolina needs stories, big stories, to keep her paper afloat. But then she finds a story that's stranger than she bargained for.

Martha shares the Great Oral History of Dogs with Helen, TD, and Truman. According to Martha, dogs contributed much to humanity: fire, philosophy, physics, art, and even language. Could this explain why Shakespeare's hero is named Hamlet?

The gang has borrowed a video camera from the library so they can film their very own Wild West production. They each tell their versions, featuring pioneers, outlaws, and ... strawberry milkshakes?

TD has found the best birthday gift of all time for his cousin CD: He's going to put on a magic show at his party. He wants to really "wow" the crowd, so the bigger the trick, the better. But what happens when his magic gets out of control?

To escape a storm, the kids and dogs retreat into the Boxwood's house. TD, Alice, and Helen decide to tell spooky stories to pass the time. But as spooky things start happening in the house, they wonder if their stories might be a little too real.

An opera contest! Sounds boring! But before you know it, the kids have cooked up their own ideas of what an opera should be.

Bad guys Pablum and Weaselgraft have a plan to freeze people at a charity concert by using the power of very strange music. Can Martha turn down the volume on their evil scheming before it's too late?

Everyone's too busy to play with Skits. While he's moping around the neighborhood, he meets Milo, a lonesome newcomer who just moved to Wagstaff City. The two bond, but when they tell their respective families about their new companion, no one believes they're real.

Truman is afraid to try out his new sled on the town's steepest, scariest, lumpiest hill. His friends are convinced that Truman is braver than he seems. Is he?

Mrs. Boxwood offers Martha a part in Alice in Wonderland, and Martha is thrilled at her new chance to become a star of the stage. But when Martha finds out what she's cast as, she's horrified.

When Ronald finds a book on psychology, he becomes the expert on everyone's "problems."

Martha wishes she could help solve crimes like Rascal the police dog, and she's in luck! Officer O'Reilly lets Martha fill in while Rascal is away. Out patrolling, Martha smells a rat. Can she convince them that there's something rotten in the rutabaga?

Helen wishes she could be a kid detective just like her favorite book character, Curious Crystal. When Helen and Martha find a business card for "The Whistler" with "You've been warned" written on the back, they think their career as super sleuths has begun.

On a rainy, boring day, the gang does what everybody does on a rainy day: act out Greek myths! And, as always, they are really better with dogs!

TD isn't satisfied with any Greek myth, so he decides to write his own version. With the help of Martha and Truman, he puts on a performance that exceeds everyone's expectations ...

Wagstaff City's environmental club is having a "Go Green Go-Cart Race," fueled by renewable energy. Using sun, wind, and pond scum, the gang gathers at the starting line. Who will win the trophy, and most importantly, how?

Who has been stealing things from the local junkyard? When Detective TD announces the identity of his main suspect, everyone is shocked.

The gang is camping out. The tent is pitched, they have played a hundred hands of Go Fish, and they've even eaten all the s'mores — but they still aren't tired. When TD suggests they tell science fiction stories, no one expects this story to end as it does: to be continued!

Helen watched a horror movie right before she went to sleep; thus she has nightmares. Martha helps her understand that things are not always what they seem.

Helen watched a horror movie right before she went to sleep; thus she has nightmares. Martha helps her understand that things are not always what they seem.

Helen watched a horror movie right before she went to sleep; thus she has nightmares. Martha helps her understand that things are not always what they seem.

Everyone is going to a pool party, including Alice. However, a side effect of a sunscreen she was using dyes her skin orange, embarrassing her.

Carolina adopts a new puppy, and she is so excited as the puppy's size matches her purse! But when the gang points out the pup will not stay pocketbook-sized for long, she regrets her impulsive adoption. Thus, they need to be able to find a home for Lily.