One of the biggest days was Alison's return to high school after two years absence, the same time Caleb tested to drop out!

Probably the most realistic take on high school. Early, the show impart modern slang, real feelings, and parents that can't get over their own glory days. Underneath those funny layers (and some slightly creepy yet awesome "guidance" from Valerie Marks - Guidance Counselor Extraordinaire) the show with a heart of gold paints a new picture for the modern American family. -- Nick McHatton

High school means everything when you need a different type of education, and students even overtook Carlton to keep it for deaf students. These students mean business!

No one ever really had to attend class at Mystic Falls High School to graduate and the job of history teacher is cursed. The good news is there's a different theme dance every week! -- Miranda Wicker

When troubled youth Ryan Atwood was taken in by Seth Cohen's wealthy family, it was a tough adjustment for both high school students resulting in a terrific fish out of water saga.

If you think your high school years were bad, try surviving them on the Hellmouth! Students at Sunnydale High learned fast that boyfriends can be vampires, band candy has wicked side effects and the principal really is a demon. -- Christine Orlando

Yes, Superman went to high school. Clark Kent even played football for the Smallville Crows! Even superheroes need a well-rounded education.

The best lesson I ever learned was that you should never, ever take caffeine pills and push yourself to be a Type A overachiever. Jesse Spano was so excited, she got scared! -- Leigh Raines

Ulysses F. Olsen High School was infiltrated by aliens, but that didn't mean the kids were allowed to stop going to school!

Veronica's good high school education at Neptune High got her into law school and she saved Logan's life years later. Swoon.

As two families merged the high school feud between the popular and not-so-popular step-sisters began. If it aired today, it would last a lot longer than two glorious seasons.

OTH launched itself on the whole basketball aspect and how Lucas joining the team changed his future and his path. Additionally, Lucas joining the Ravens was the catalyst for change in all the other main characters, whether it was meeting, hooking up, friendships, changing perspectives, etc. -- Leigh Raines

Some superstars walked the halls of Liberty High. Jordan Catalano could lean into a locker like nobody else and his status as Oscar winner and musician suits him as much as Angela's Emmy winning turn as a CIA agent. (Jared Leto and Claire Danes)

Glee brought music, dance and diversity to high school, making both geeks and athletes popular.

Centered around the football team, its coach and his wife, nearly every character was in or at the high school. Oh FNL how we miss you.

John Travolta became a sensation as Vinny Barbarino, tossing out cool phrases to his teachers and fellow students like "Up your nose with a rubber hose." Ohhh, scary. Bar bar bar bar bar Barino!

The most successful graduating class of any of the high school series has to be Freaks and Geeks. Can you name these students and where they are now?

Long before Glee, for six seasons students danced in and out of The New York Academy for Performing Arts in the 80s.

The series may have centered on Dawson and his friends, but it was Pacey having an affair with his teacher that really put the school into Dawson's Creek!

Even in the 70s high school was a hot topic. In this instance a white basketball player coaches in a minority school, teaching a lot of life lessons along the way.

Can the antics of high school be any more apparent than the fact the cast photo was taken old-school class photo style?

Cory's school problems turned out just fine and he's now raising his own daughter in Girl Meets World!

Lindsey Shaw played Kat Stratford, and five years later she's still stuck in high school as Paige on Pretty Little Liars!