Oobi, Uma and Kako become cape-wearing superheroes and assist people in need. They help a little girl fit a straw into her juice box and use a tuna fish sandwich to bring Mrs. Johnson's cat down from a tree branch (with Grampu's help, of course).
Oobi meets Frieda for the first time when Grampu takes him to the park.
The youngest has a nightmare.
Grampu brings Oobi to the pier for a special day out. Oobi catches a fish after several unsuccessful attempts, but decides to let the fish go.
Oobi, Uma and Kako make up their own dance moves.
Grampu and the kids make their own homemade pizza.
Uma feels left out when Oobi leaves for a sleepover at Kako's house.
Oobi, Uma and Kako star in their own home video, which Grampu films and edits.
Oobi, Uma, Kako and Angus go to the park to perform in a musical version of "Little Red Riding Hood," accompanied by Maestru's piano-playing.
Frieda invites Oobi to play with her and a new friend, Frankie, at the park.
Kako is afraid to go trick-or-treating with his friends, for he has never done so before. Luckily, Uma decides to help Kako overcome his fears.
Oobi learns that trying new things is a good thing when he visits Kako's house for dinner.
Oobi pretends to be a dog when the gang plays a game of charades.
The kids go to pick apples but learn they aren't tall enough to reach them on their own.
Oobi and Kako cover themselves in soap bubbles and pretend to be different creatures.
Uma and Kako help Oobi finish cleaning his room so that they can all play outside together.
A big birthday party for Uma becomes too overwhelming for her.
The kids show their appreciation for Grampu.
Oobi has trouble finding an instrument when he decides to form a band with Uma and Kako.
Oobi and Kako play with a sprinkler in the backyard.
Oobi and Kako perform a dance while listening to "The Itsy Bitsy Spider."
Oobi and Uma look for a worm in the garden.
Oobi writes and illustrates his own storybook, titled "The Lost Umasaurus." The book stars a group of three dinosaurs - Oobi Rex, Umasaurus and Dino-Kako - who use teamwork to find their way to Grampusaurus' house.
Oobi and Uma spend Valentine's Day trying to figure out who their mystery valentine could be. They follow a trail of valentines that leads to Grampu, dressed for the occasion in a red heart costume.
Uma and Grampu play bongos together.
Oobi teaches Kako how to play tee-ball.
Oobi and Kako create costumes and a stage for their very own puppet show.
Oobi and Kako try to squeeze toothpaste from a tube.
Oobi and Grampu play a guessing game, in which Grampu draws a rabbit and Oobi must guess what it is.
Oobi and Uma learn about practice when they attend a dance class for the first time.
Oobi and Grampu try to convince Uma that asparagus is worth trying.
Oobi must go to the barbershop after he wakes up with a head full of hair.
Oobi and Kako make it their duty to make Uma feel better when she catches a cold.
The gang camps outside.
Oobi and Kako create miniature replicas of the neighborhood's buildings using cardboard boxes, paint and construction paper.
Oobi, Uma and Kako decide to put on their own parade. They march down the street in costumes as Grampu, Angus and Mrs. Johnson cheer for them.
Oobi and Angus go to the community center to perform at Inka's piano recital. Oobi messes up while playing "Twinkle, Twinkle, Little Star," and it's up to Kako to explain that mistakes are just part of life.
Grampu decides to take Oobi and Uma to the peaceful state park after their quiet day is interrupted by the loud sounds of the neighborhood.
Oobi and Uma sing and dance to the teapot song.
The kids use their imagination to believe Oobi is a prince.
Oobi learns how to play the piano.
Uma learns how to use chopsticks when Grampu takes the children to a Chinese restaurant.
Uma attends her first day of preschool.
Maestru has trouble teaching Oobi and Kako how to sing in a choir without the boys goofing off.
Grampu teaches Oobi and Kako how to respect others' property when they visit the fruit store.
Oobi and Kako meet a deaf girl named Amy at the park. With the help of Amy's mother, the boys learn several words in sign language and are able to communicate with her.
The kids look for rainbows.
The kids throw their own circus.
Uma clucks like a chicken.
Grampu wants Uma to take a bath after she covers herself with mud, but she refuses to comply with his request.
Oobi, Kako and Grampu take Uma on a trip through the house using cardboard vehicles.
Oobi is nervous when he must visit the doctor's office. However, Grampu helps him understand that there is nothing to be afraid of.
The kids learn what happens when you pull a light switch down or push it up.
Each of the kids creates their own masterpiece after seeing Grampu's painting.
Oobi forgets all about the playdate he scheduled with Kako after Grampu surprises him with a new pet turtle.
Grampu helps the kids plant a flower in the garden.
Oobi learns how to forgive others when Uma accidentally breaks his favorite toy car.
The kids enjoy hot dogs with condiments.
Oobi and Kako pretend to be wind themselves by blowing on each other.
Oobi and Uma have a snack of ice cream.
Oobi and Uma eat popcorn.
Kako eats all of Oobi's animal-shaped cookies.
Uma learns the soothing effect of soup when she is ill.
Uma tries to convince Oobi and Kako that being a kid is much more fun than being a grown-up.
Oobi is playing catch with Grampu at the park when he comes across a baby and her mother, who teaches him how to take care of young children.
Grampu teaches the kids the importance and benefits of sharing.
The kids learn to take care of a young dog.
Oobi and the kids play tag.
Grampu plans a date with Inka. When she arrives, Oobi and Kako become waiters and turn the house into an elegant French-style restaurant.
The kids discover how much fun bubbles can be.
Grampu is going polka dancing with Inka, and hires a fun-loving babysitter named Randy to watch the kids. Uma has trouble trusting Randy at first, but they become friends soon after spending some time together.
Oobi and Uma learn the difference between empty and full.
Uma learns how to be more careful at the playground after she falls off the swing.
Oobi and friends discover the delicious taste of a watermelon.
Oobi and Uma discover the sound of a toilet flush.
Oobi and Kako are hesitant to ride a horse when they visit the petting zoo with Grampu.
Oobi and Kako begin to quarrel with each other over whose block tower is the best.
The kids dig holes in sand.
The kids explore the outdoors.
The kids play games of hide and seek.
The kids play catch with an imaginary ball.
Grampu and the kids play guessing games.
The kids spot a bird.
The kids play with a cat.
The kids play on a slide at a local playground.
The kids play Follow The Leader.
The kids play "Peekaboo!" with each other.
The kids play with musical instruments.
The kids learn the difference.
The kids set out to paint.
The kids discover clapping.
The kids learn how to read quietly.
The kids learn to play the guitar.
The kids learn to make jewelry from macaroni noodles.
The kids learn how to paint different shapes.
The kids learn to craft a pinch pot.
The kids discover the deliciousness of cake.
The kids learn about each others' feelings.
Artwork among the neighborhood.