Season 4

2023 · 21 episodes

Ada, Iggy and Rosie add a new friend to the science squad this season: technology whiz-kid Benny B. He's got great ideas — and a super-cool robot dog!

1Benny WhoWhen a new family moves to town, the team meets Benny, a sci-fi loving kid who misses his old life and wants to find a way to get back home
2My Messy ValentineRosie built a special Valentine's Day catapult called "The Love Launcher," but it isn't working the way she'd hoped. Time to get organized and fix it!
3The Green TeamAda and the gang take Arthur on an out-of-this-world adventure to convince him that caring about Earth is cool — and really important!
4The Right PuffIt's science to the rescue when Ada has a hair emergency on the day of Grandma and Pop-Pop's golden anniversary. Can she get her signature curls back?
5Monster MashWhile playing Goblins & Dragons with Arthur, Benny accidentally breaks a rare figurine, sending the kids on a science-fueled side quest to replace it.
6SoakchellaWhen the town's annual water battle is canceled due to drought, the Green Team works together to find a more sustainable way to have fun.
7Mixtape RemixBenny's planning a special gift for his dad's birthday that involves a mixtape, magnets — and bringing his mom's amazing music back to life.
8Rodeo RosieTo win the Silver Saddle trophy, Rosie must balance on a bucking bull for 8 whole seconds — just like her mom and Great Aunt Rose. Can physics help?
9Dad to the BoneThe grown-ups are making a racket while practicing for the Last Band Standing competition. Can the kids solve the problem with science?
10X Marks the SpotThe friends hunt for treasure inside a dark cave, where their pal Pepper teaches them about echolocation — and shows them there's another way to "see."
11Blue River WeddingWhen a tornado touches down on the day of Sensei Dave and Jiu Jitsu Joe's wedding, the gang must think up a way for all of the guests to safely gather.
12A Twist in TimeAda goes looking for a wormhole so she can travel back in time and fix an embarrassing mistake. But what if she never finds one?
13Old Mr. OakThe Green Team stands up for a beloved oak tree when Principal Rahul announces plans to chop it down to make room for a brand-new swing set.
14You Got ServedAda and the team serve up smart ideas to help Arthur tackle a tough tennis opponent. But the biggest win of all? Convincing him to keep an open mind!
15The Garbage GobblerWhile investigating a "monster" at the creek, the kids discover something even scarier: tons of yucky trash! Can they build a machine to clean it all up?
16Planet HuntersNASA thinks there might be a ninth planet on the edge of our solar system, and Ada and her friends are determined to help them find it!
17Iggy's Memory PalaceIggy promised Bee-Bee he'd build her a tea party palace for a playdate with new friends. But there's a problem: He can't remember where his plans are!
18Dinnertime DeadlineThe Science Scouts pitch in to help Mom Twist make pizzas for the Community Kitchen. But when the power goes out, how will they feed folks in need?
19Getting It WriteA high-tech AI bot built to help Ada craft the perfect story for a kids writing contest can't compete with human creativity... or can it?
20More ScientistsMeet real-life scientists who know their stuff, from a contraptionist who builds sturdy bridges to a zoo archaeologist who studies animals from the past.
21Even More ScientistsFrom a skate park designer to a pastry chef, these real-life heroes with super-cool jobs put science to work every day!

Episodes