Dev teaches a class of Beeples about dinosaurs, but not all the students seem interested as an allergist, Cora investigates why the Beeples have a case of the squeakies.
Olive and Otto help Santa find his reindeer Oscar helps Ms. O get off Santa's naughty list.
Neighbors must help each other after "The Blizzard" Arthur's teacher moves in in "The Rat Who Came to Dinner."
The Loops celebrate the day they met Stu Liana finds crumbs on Louisa's pillow and accuses her of taking the last cookie.
Alma and Junior want to stay awake until midnight on New Year's Eve when Eddie Mambo gets sick, Alma tries to help him get better.
Alma is consumed with her starring role in a musical Alma and Harper have a playdate at the Rivera house.
Alma must learn a new way to celebrate when her family's Noche Buena traditions don't go as planned Alma decides to make a do-over gift for Junior.
Rafia and Alma have trouble ice skating Alma helps Junior find his missing tooth.
Rosie goes ice skating with the Purple Knight Rosie and Javi go to the desert to watch a meteor shower.
Rosie tries to make a snowy winter in the backyard for Mom Lote falls in the river during a hike in a national park.
Rosie, Javi and Papa go on an adventure when Javi's dragon gets lost in the city Rosie looks for blue bonnets in the country.
Rosie is so excited to celebrate Christmas with abuela in Mexico City that she forgets to bring her present.
The kids are introduced to simple machines on a visit to the Machine-a-Ma-Zoo, where they learn about the pulley Sally and Nick learn about friction.
Rosie is so excited to celebrate Christmas with abuela in Mexico City that she forgets to bring her present.
The Cat in the Hat (Martin Short), Sally (Alexa Torrington), Nick (Jacob Ewaniuk) and Fish (Robert Tinkler) help a baby reindeer find its way home in time for Christmas.
Dot and Al announce the Hunters are spending Christmas in Nigeria, and Corky wonders if she can have a fun Christmas without snow.
"The Hanukkah Problem" and "The Christmas Problem."
The Hunters investigate a weather mystery surrounding massive rocks that move on their own in the desert.
The Wild Kratts help stranded penguins in the Arctic.
Race car driver Rae needs the help of her pit crew -- Scout, Dev and Cora -- to win the race crane operator Dev uses a strategy to feel calm so he can organize deliveries at the warehouse.