Michael is at the Umi City Aquarium and there's a big problem! There's a crack in the seahorse tank and the seahorses are in danger! Team Umizoomi rushes over to the aquarium to help save the seahorses.

Jake calls in from his class trip at the Umi City Carnival. The class is having a great time on all the rides but Jake has a big problem! He's lost his favorite stuffed animal Bunny!

Team Umizoomi is going to meet Anna for a picnic, when suddenly the Umi Alarm sounds. Anna can't find her thermos or lunchbox! The team must find the missing items and save the picnic!

It's snack time and Samantha's baby brother doesn't have his favorite snack! Team Umizoomi explores the supermarket to tracks down the missing snack foods ingredients.

Today is Daniel's birthday party, but he's got a big problem! The party is about to start but his Dad is stuck on a broken subway train with the birthday cake! Daniel calls on Team Umizoomi for help, and they jump into action.

UmiCity is out of milk! As it turns out, the farmer is sick in bed and can't get any milk to the kids in the city. Never fear, Team Umizoomi step up and become farmers for the day and make sure milk gets delivered.

There's only one thing that scares the dinosaurs at the dinosaur museum-the sound of thunder! So when a big storm frightens them away, it's up to Team Umizoomi find the missing dinosaurs and lead them back home.

Today is Umi City Park's Rolling Toy Parade and Nick has been picked to lead the parade! But as he proudly makes his way to the park, his lion toy tumbles down a hill, breaks apart, and its parts are foraged by the park animals!

Olly realizes he forgot to put stamps on a package he sent to his Grandma. Team Umizoomi zooms behind the scenes of the post office, and into the mail system to catch up to the errant package.

The Team is frolicking in the snow on a beautiful winter day when they get a call from Andy at the Umi City Airport. He's on the plane with his family and can't wait to go on his first trip to the beach.

Geo is meeting his friend Dylan so they can go meet the ice cream truck and get some ice cream treats - but when they get to the corner, they find out that the ice cream truck is missing.

Milli, Geo, and Bot can't wait to meet their friend Ethan at "The Wild West Toy Train Show!" But before they hop in the Umi Car for their outing, the Umi Alarm sounds!

It's almost time for the "Butterfly Dance Show," but Sophia's butterfly costume isn't finished! Team Umizoomi must complete the costume and get it to Sophia before the curtain goes up!

Kayla's fun at the water playground comes to an abrupt end when the elephant water sprinkler stops working! To help Kayla, Team Umizoomi needs to know how water gets to Umi City.

At the playground, a storm has left the sandbox, swings, slide, and bouncy bridge in disarray! Until everything gets fixed, the park will remain closed! It's a big job, but no job is too big for Team Umizoomi!

Olivia is sleeping over at her Grandpa's house tonight but she forgot to bring her favorite bedtime story "Goodnight Polka Dot Pirate"! Milli, Geo and Bot are on the case!

Milli is visiting her friend Emily's class for Favorite Things Day! That's the day everyone brings in their favorite things to show the whole class.

Sonya can't wait to be in the Umi City Toy Boat Race. But just as the race is about to begin, Sonya's boat begins sailing out of control! The mast breaks, the sail is lost, and her lucky gold star charm sinks to the bottom of the pond!

Santa's Toy-Making Machine is not making any toys! The team must get to Santa's Workshop fast!