Linny, Tuck, and Ming-Ming try to help an inchworm understand what is going on when his friend, the caterpillar, undergoes the changes necessary to become a butterfly.

The pets travel to Oklahoma and try to save a calf that was thrown into a tree by a tornado. Based on the "Moo-sical," "Oklahoma!"

The Wonder Pets journey to Liverpool to save a band of mop-haired beetles who are trapped in a submarine and then go to the concert at the end.

The Wonder Pets leaped into a Japanese painting to save a baby crane from an erupting volcano.

Linny tells Tuck, Ming-Ming, and Ollie the story of how the Wonder Pets first got started. We flashback in time and see how Linny met Tuck and Ming-Ming, how they discovered teamwork, and where all those catchy songs come from! Their first rescue was helping a beached baby whale in Nova Scotia.

Linny, Tuck and Ming-Ming are called into a dinosaur world to rescue a baby Triceratops who is stuck between two rocks. But the team would have to act quick as there was a Pteranodon standing on a boulder that would crash between the rocks.

The Wonder Pets travel to Philadelphia and save a young cherry tree by cleaning up the lot and planting a beautiful city garden with the help of other animals.

The Wonder Pets must shrink to the size of bees to help one who is having trouble making nectar. When she has problems with flying, they try to help her learn. Everyone discovers the value of practice. The Wonder Pets receive a call from a squirrel who is trapped on a ferris wheel at Coney Island. When they free the squirrel from the wheel, they discover that it seems to be lost, but is reluctant to ask for help. They enjoy the delights of Coney Island as they try to persuade the squirrel.

To celebrate their one hundredth save, Linny presents Ming-Ming and Tuck with a special home movie.

The pets must save a kitten who is floating on a piece of driftwood in Venice, Italy.

The Wonder Pets get a call from Manchester, England where a Skunk Rocker can't find a band to play with him.

Linny and Tuck have to save Ming-Ming before it starts to rain after she gets stuck on the top of the schoolhouse building roof and unable to fly due to getting covered in sticky tree sap, just as she ventures out on her own by trying to help alongside with a baby squirrel in the tree outside the school.

An armadillo calls the Wonder Pets when he believes his town is haunted.

The Wonder Pets take a journey into a storybook to save a baby unicorn whose horn is stuck in a tree. But can they do it with a dragon hot on their trail?

The Wonder Pets try to help a young swan who doesn't know how to dance.

Linny, Tuck, and Ming-Ming travel to the grasslands of Kenya to help a baby elephant who is stuck in the mud.

The Wonder Pets travel to the puppet theater to save Little Red Riding Hood. The Big Bad Wolf is chasing her, but she doesn't believe she's in any trouble. The wolf acts like he's friendly to trick her, plotting to eat her and her grandmother.

A piglet comes to live in the classroom, but the Wonder Pets each want to take care of it on their own. They realize they must work together to care for the rather large baby pig!

The Wonder Pets play hide and seek with a gecko in Costa Rica and return to the classroom to find that the precocious gecko has come home with them!

It's Mother's Day and the Wonder Pets are taking cookies to Granny Winny (Anne Meara). But upon meeting many moms along the way, they run out of cookies!

The Wonder Pets rig their Flyboat for space travel and head for the stars to rescue a Baby Chimp who is adrift in a rocket ship.

The Wonder Pets travel to New York to save a pigeon on the nose of the Statue of Liberty in New York.

Linny determines a mysterious phone call has come from the Loch Ness Monster nicknamed Nessie in Scotland who needs their help because her flipper is stuck on a rock.

The Wonder Pets travel to Transylvania to help a bat who is afraid of the dark.

The Wonder Pets head to the Old Globe Theatre to help a donkey who is not prepared for his performance.