When Adam has trouble controlling his class, he creates a robot student, Arthur, to enforce the rules. When Mr. Tater finds out, he figuratively says that he is going to kill Adam. However, Arthur takes it literally and tries to destroy Tater, as one of his directives is to protect Adam. Adam and Derby must stop his creation, or he himself could be "terminated."

Adam follows Echo to the exotic country of Sanduras in the hopes of spending time with her, but he keeps getting pulled away by his guardian, Mrs. Byrne. Meanwhile, Derby and Slab travel to Sanduras by hot air balloon, and Tater and Dang search for a legendary beast: the Sasquawk.

After Adam secretly tweaks Echo's science fair project, she wins first prize. With everyone thinking Echo is a genius, she is instantly graduated from Finnegan and offered a full scholarship to Great Northern University. Now Adam, with the help of Derby and Slab, must crash a frat party and convince Echo to come back to Finnegan.

After freeing a Sasquawk, a giant chicken monster, Adam is kidnapped by the beast who loves him.

After Adam finds out that Echo is taking her "little sister" to the school carnival, Adam signs up to be a "big brother"so they can spend the day together. Unfortunetly Echo's "little sister" starts stalking Derby while Adam's "little brother" spends a lot of time with Echo.

With Principal Tater constantly on Adam's back, Adam and Echo decide to calm his frustrations by finding him a woman. This proves more difficult than expected. But when Echo convinces Adam to match Tater up with Adam's mom, Rachel, everyone is happy everyone, except Adam. Meanwhile, Derby tries to cure Slab's phobia of milk.

When a botched experiment in Adam's lab creates a gas making everyone tell the truth. When Tater finds out, he places Adam, Echo, Derby, Slab, and Ivy under quarantine. Derby makes Slab cry and then tries to apologize, but he keeps saying the wrong things. Adam tries to prevent any form of communication between him and Echo because he's afraid that if he talks to her, he will tell her how he feels about her. Ivy tries to get out of the school to get to the mall, but Dang keeps stopping her.

When Adam's mom sells his prized "Mr. Marvelous" comic book to Slab, Adam dresses up as the superhero in an attempt to get it back.

Adam learns that Echo is taking the same route home from school and is excited to walk with her. That is, until he learns he has detention duty and the only way to get out of it is to prevent anyone from getting in trouble...including Slab.

Adam becomes jealous when Derby accidentally invents a miracle hair growth formula. When someone wants to market his formula, Derby has to recreate it but can't remember what it was. Meanwhile, Ivy needs to pass her CPR course.

Adam gets a new student: Joseph, a ten-year-old genius. At first, Adam is thrilled to have a younger version of himself to mentor. But when he is shown up by Joseph, he lets jealousy get the best of him.

The producer of the popular science-based TV show, "Science Schmeince" arrives at Finnegan, looking to hire Adam as the show's new host. Adam agrees, seeing this as a great opportunity to spread his love of science to a broad audience. But, when the producer grows bored of Adam's science-y technobabble, he hires Derby as the zanier host of the show.

Adam is made faculty advisor for the school play "Romeo & Juliet", but when Tater casts Echo as Juliet, Adam tries to prevent her from kissing another Romeo.

It's Halloween night, and Echo invites Adam to go to a horror movie screening at the school. But in order to attend, a grounded Adam must lie to his Mom about where he is going.

A famous and now dead artist was once an art teacher at Finnegan High. Could he have left some hidden artwork at the school which could now be worth a fortune? Mrs. Byrne, an old flame of his, is the one that holds the answer to that question if she could only remember the answer!

Set on teaching his students the importance of getting a good night's rest, Adam conducts a sleep deprivation experiment at Finnegan. He uses his students as the test subjects, and challenges them to stay awake for the entire night, while hanging out in his class. As the night wears on, the group endures everything from exhaustion to hallucinations, while the various effects of sleep deprivation set in.

Adam pretends to be a student at Finnegan High, so that he can join the Quiz Team and help Echo win a trophy. But when Slab takes Echo's spot on the team, Adam tries to force Slab off, so Echo can take his place.

The red carpet is rolled out for Finnegan's brightest stars to present their movies at the first annual Film Festival. With each student submitting a film, entries run the gamut from a sappy romantic comedy, to a 3D action thriller, to a Kung Fu extravaganza. May the best movie win!

A teenage girl, Brap, is accidentally transported from her home in the rainforest to Adam's classroom. She speaks no English, has superhuman strength, and believes she is an elephant, the animals she was raised by as a baby! Impressed by her animalistic nature, Slab falls in love at first sight. But Brap only has eyes for Adam. While Echo and Adam try to help Brap fit in at Finnegan, Slab tries to win her affections. Then Ivy trains Brap to be like her and renames her Briannna (as she claimed it was with 3 n's) and teaches her to talk and teaches her that she is a homosapien.

Adam is hired as a science advisor for a sci-fi movie being shot in Finnegan.

When Mrs. Straupersson is found dead, Ivy gets put on trial.

Adam's neural-imaging unit goes on the fritz, accidentally switching the gang's personalities. In order for Adam, Echo, Derby, Slab, Ivy, and Dang to return to their own bodies, they must work together to fix the machine before Principal Tater discovers their secret.

When Echo decides she and Adam should set each other up on a double date, Adam must try to find a date who Echo won't fall for.

When Adam discovers that Slab is secretly taking ballet, he and Derby follow him to dance class hoping to blackmail him into behaving at school.