S1, EP20 "Jingle Bog Rock; Zip to It"
A young inventor designs contraptions in hopes of making the world a better place and moving her prehistoric community into a more modern era.
S1, EP19 "Ump Lays an Egg; The Peace of Pizza"
Bog normally pays little attention to his pet Ump, until he discovers Ump has laid an egg; Eureka and her friends share a pizza and become determined to make every slice fair.
S1, EP18 "A Eureka Special; Be My KB"
Eureka thinks she can run the restaurant with her inventions; Barry invites KB to live in his room but quickly discovers that KB isn't the roommate he had hoped he would be.
S1, EP17 "Barry's Brrr-thday; Ptero Tap"
Eureka learns Barry's biggest wish is to have a beach party for his winter birthday; Eureka is so good at playing Ptero-Tap, she invents a ball machine to serve as a competitor.
S1, EP16 "W-W-W-Wipe Out!; Cutaballoo vs. Bebe Sloth"
Eureka finds an innovative way to get better at surfing without wasting much time; Pepper and Eureka seek a cool name for the class pet.
S1, EP15 "Rocky Falls Picture Show; The Swamp of Lost Tools"
Barry is painting KB's portrait for the Cave Library's Hall of Creatures, but KB won't sit still; Eureka accidentally loses her pencil in the Sticky Spiky Swamp.
S1, EP14 "Eurek-Or-Treat; Nomad Like Home"
Eureka's lifelike spikosaurus costume gets stolen by a real spikosaurus; Eureka loves spending time with her nomad grandma, so she invents something to try to get her to stay.
S1, EP13 "Dippling Rivalry; It's Mom O'Clock"
Eureka takes care of Dipply while Pepper's away; Murphy finds it hard to share her attention; to have more time to play, Eureka creates a jam-making machine for berry season.
S1, EP12 "Dance Dance Evolution; Barry On"
The Rocky Falls kids learn a new dance for school and everyone is able to master the routine except for Pepper; Barry wants to be like his dad, the town's Fix-It Man.
S1, EP11 "Ferreka; Peppereka"
A pack of veggie-stealing bronto ferrets uses Eureka's new watering system to get in her garden; when Barry discovers the girls' names make Peppereka, Pepper gets carried away.
S1, EP10 "Project Bog; Really Giant Slalom"
Eureka and Bog get paired up for a class project; when Murphy feels left out during a ski day, Eureka figures out a way everyone gets to take part in the fun.
S1, EP9 "The Great Wafflefruit Race; Camped Out"
Eureka and her classmates compete to scale a tree to taste the rare wafflefruit on top; everyone except Eureka gets homesick on their first overnight camping trip.
S1, EP8 "What a Wheel!; Just Like Yurt"
Eureka is resolved to turn her new invention into a swing that pushes itself; Barry's drumming idol, Yurt, comes to town and he is determined to impress her.
S1, EP7 "Light at the End of the Cave; Kanga-Bird Is the Word"
When the friends explore a cave, the usually fearless Pepper admits she's scared of the dark; Eureka's friend KB can't decide if he should jump with kangadons or fly with birds.
S1, EP6 "Snurfy Murphy; New Rock on the Block"
It's warm in Rocky Falls and it causes Murphy to snurf, a hiccup-like habit unique to mammoths; Eureka volunteers to move a mysterious meteorite out of the town before sunset.
S1, EP5 "Epic Fail; Yes We Canyon!"
Eureka tries to rid her father's wheel shop of some pesky pteros birds; when Eureka's friends try to claim a beautiful canyon, she helps by dividing it equally between them all.
S1, EP4 "Pepper Power; Flickerwing Butterflies"
Pepper is too strong for her own good; the hatching of the flickerwing butterflies is a delightful sight that Roxy and Eureka do not want to miss.
S1, EP3 "Follow the Sledder; Stinkpod Day"
Eureka invents a vehicle to help her friends get to school faster; Eureka is determined to find a use for stinkpods.
S1, EP2 "Everybody Lava Pizza; Prehistoric Class Pets"
Eureka accidentally unleashes a steam geyser at her mom's restaurant, which leads to the invention of pizza; Pepper's pet Dipply follows her to school one day, inspiring other pets to do the same.
S1, EP1 "Tusks, Trouble and All; Absoflutely Fabulous"
Eureka and her friends Pepper and Barry free a woolly mammoth; Eureka tries to befriend a flute player in her class by inventing a new flute.