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Crush, Chop, and Burn: Part 1
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After Leo and his mom, Tasha, move in with her new husband,...Read more wealthy inventor Donald Davenport, Leo stumbles upon a secret lab in his step-father's house where three bionic teens called Chase, Adam, and Bree live.
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Crush, Chop, and Burn: Part 2
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Donald resolves to send the bionic teens, known as the Lab...Read more Rats, to a secret, faraway facility; however, they hatch a plan to be able to stay with their new friend, Leo.
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Commando App
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As Donald allows the Lab Rats to go to high school, he feels...Read more worried about Chase's Commando App, which causes his aggressive alternative self to arise. Indeed, Donald's fears come true as Chase turns into the more confrontational Spike when he runs into bullies at school.
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Leo's Jam
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As Leo can't muster up the courage to ask his crush to the...Read more approaching school dance, Adam and Chase decide to come to his aid, making him appear chivalrous in front of her.
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Rats on a Train
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The bionic teens face their first real challenge when an...Read more unstoppable train with lethal chemicals onboard closes in on a town, forcing them to take action.
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Smart and Smarter
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Unsatisfied with a grade he got, Chase decides to run for...Read more Student of the Semester. When Chase's ideas fail to gain the students' favor, Adam steps in to save the day, but Chase's ungratefulness and conceit lead to a clash between them.
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Exoskeleton vs. Grandma
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As Tasha's mom, the overcritical Rose, pays the family a...Read more visit, Tasha wants to make sure there won't be any monkey business in the lab, but things don't go as planned.
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Bionic Birthday Fail
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With Tasha attending an awards ceremony on the night of...Read more Leo's birthday, she decides to throw him a party the next night, whereupon the bionic teens take it upon themselves to throw Leo a surprise party to celebrate his birthday but fail to invite the birthday boy.
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Death Spiral Smackdown
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As Leo's high school organizes a fierce competition known as...Read more the Death Spiral Smackdown, Leo decides to team up with Adam, taking advantage of his bionic power to defeat other teams, but things take an unexpected turn when Leo learns that he must face Adam in the final round.
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Can I Borrow the Helicopter?
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Donald and Leo's newfound father-son bond is tested when...Read more Donald divulges a secret Leo told him to Tasha; meanwhile, Bree becomes fed up with Adam and Chase, whereupon she demands a room of her own.
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Back from the Future
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As a disaster threatens to destroy the whole world, the Lab...Read more Rats set out to deal with it; however, Leo comes from the future to warn Donald against sending the bionic teens on this mission, which they decide to embark on anyway.
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Chip Switch
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Despite Donald’s warning, the teens switch their superpower...Read more chips with each other, after which they cause Leo and Principal Perry to be stuck inside an elevator during a drill.
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Drone Alone
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Donald and Tasha set out for Australia, leaving Leo and the...Read more Lab Rats alone in the house, whereupon Leo causes the bionic teens to malfunction as he inadvertently turns on a device of his stepdad’s.
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Chore Wars
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When the bionic teens find out that Leo does chores and gets...Read more an allowance, they decide they want to earn money as well, whereupon they organize a yard sale, but things don’t go well as they end up selling a valuable item that belongs to Tasha.
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Dude, Where's My Lab?
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The family heads to the beach to get away from technology...Read more after Tasha made a fuss about Donald's obsession with it; however, a solar flare throws a monkey wrench into their plans and forces them to stay inside the RV, which also serves as a mobile lab.
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Air Leo
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Trying to impress Janelle, Leo decides to face off a 5-time...Read more school champ in a one-on-one basketball game as he’s planning to use one of Donald’s gadgets in order to win; meanwhile, Bree and Adam vie for a place on the cheerleading team.
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Night of the Living Virus
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In an attempt to get Leo to stop playing video games, Tasha...Read more asks Donald to make Leo his lab assistant, which doesn’t go so well, so Donald tasks him with observing a computer download, whereupon Leo disables the firewall, causing Eddy to turn evil.
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Mission Invisible
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After Principal Perry has surveillance cameras installed in...Read more school, the Lab Rats worry that their superpowers might be exposed.
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Concert in a Can
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As Marcus, a new student, arrives in school, Adam and Chase...Read more befriend him, after which the three form a band, leaving Leo feeling bitter and jealous, but when Marcus does something terrible and lets Leo take the blame for it, Leo’s bitterness seems warranted.
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Mission: Space
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After Marcus manages to convince the family to let him stay...Read more with them for the weekend, an emergency comes up that requires the teens to go to space, whereupon Leo does his best to divert Marcus’s attention from their absence, not realizing Marcus’s true intentions.
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