Ada Twist, Scientist
S04E02 My Messy Valentine
Rosie created a unique catapult for Valentine's Day, named "The Love Launcher," but it's not functioning as she imagined. Now, she needs to get her act together and make some adjustments!
Season 4 Episodes
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Benny Who
My Messy Valentine
The Green Team
The Right Puff
Monster Mash
Soakchella
Mixtape Remix
Rodeo Rosie
Dad to the Bone
X Marks the Spot
Blue River Wedding
A Twist in Time
Old Mr. Oak
You Got Served
The Garbage Gobbler
Planet Hunters
Iggy's Memory Palace
Dinnertime Deadline
Getting It Write
More Scientists
Even More Scientists