Many of the most memorable Nickelodeon shows were not only charmingly designed but had emotional stories and a few of them were even some of the most thought-provoking children's shows with deep lore. However, these Nickelodeon classics are unforgettable because of their brilliantly-crafted and highly relatable characters.

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Nickelodeon always had some of the most diverse and fascinating characters and fans could meet some of the most inspiring, hilarious, goofy characters as well as some of the best tomboys in cartoons. Nick viewers could follow the epic adventures of heroes or see their favorites overcome the seemingly minuscule problems of life while enjoying engaging and educational storytelling.

7 Little Pete Wrigley - The Adventures Of Pete And Pete

Little Pete Wrigley in The Adventures of Pete and Pete

While there were many real-life lessons in The Adventures of Pete and Pete one of the show's most important messages was that it's okay to be weird. Big Pete and Little Pete were never afraid to act strange and to use their vivid imaginations to solve their problems. Little Pete was the one who usually managed to get into bigger trouble and always used his imagination to solve issues related to his school and personal life.

Little Pete also had some of the most hilarious battles with his many nemeses, and he would even sell their house if he felt like he was not getting enough attention. The Adventures of Pete and Pete was one of the most hilarious and imaginative shows on Nickelodeon with great characters. Its story followed the two brothers' relationship and their surreal suburban lives.

6 Arnold Shortman - Hey Arnold!

Arnold in Hey Arnold!

Arnold Shortman is Nickelodeon's kindest and most polite little gentleman who always saw the good in others and was always ready to lend a hand or give advice to anyone around him. He was also a daydreamer who would always look at problems and people optimistically no matter how dark things got.

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Arnold became one of the most memorable Nickelodeon characters who always inspired its fans to treat others with respect and kindness. Hey Arnold! was one of the most interesting and inspiring Nickelodeon cartoons, and it followed the daily lives and struggles of Arnold and his friends in Hillwood.

5 Betty Ann - Are You Afraid Of The Dark?

Betty Ann in Are You Afraid of the Dark?

Betty Ann was the smartest and most imaginative member of the Midnight Society. She was one of the most fun Nickelodeon characters who not only used her imagination but her scientific knowledge too to come up with truly terrifying and twisted monsters and tales.

She also created some of the scariest monsters and villains in Are You Afraid of the Dark? and even recruited a new member of the Midnight Society. Are You Afraid of the Dark? was one of the scariest Nickelodeon series with horrifying and imaginative characters. The story followed a group of kids who were members of the Midnight Society and told spooky stories to each other as they gathered around a campfire.

4 Eliza Thornberry - The Wild Thornberrys

Eliza in The Wild Thornberrys

Eliza Thornberry is Nickelodeon's most adventurous tomboy with a special ability. She's able to understand and talk to all animals and used her special skill to solve her problems during her many adventures in the wild. She's also one of the geekiest Nickelodeon characters who was interested in pretty much everything. However, her favorite subject was zoology.

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The Wild Thornberrys was one of the most entertaining and educational cartoons on Nickelodeon with some of the smartest and strongest animals in animated shows. The story followed Eliza and her family's adventures as they traveled around the world to capture wildlife. While it was a feel-good show its stories were always meaningful and motivational.

3 Kenan Rockmore & Kel Kimble - Kenan & Kel

Kenan and Kel in Kenan & Kel

Kenan Rockmore and Kel Kimble are two of the most recognizable and beloved Nickelodeon characters of all time. The show still has a massive following and new fans can also learn fun Kenan & Kel facts before getting started with this Nick classic.

While Kenan was the one who loved to come up with schemes it was usually Kel who ruined them in some hilarious way. Kenan & Kel was one of the most hilarious comedy shows on Nickelodeon. The series followed the lives of two high school boys Kenan and Kel who got into all kinds of adventures that usually resulted in trouble.

2 SpongeBob - SpongeBob SquarePants

SpongeBob in SpongeBob SquarePants

SpongeBob is one of the most popular and vibrant Nickelodeon characters. While he was mainly an optimistic character, often annoyingly so, still fans could also see a couple of hilariously bad moments of SpongeBob from time to time. He's also one of the most joyful characters who helped viewers look on the bright side of things at all times.

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SpongeBob SquarePants was one of the most feel-good Nickelodeon shows that followed Spongebob's adventures as he worked at a fast food restaurant and dealt with his cranky neighbor and other issues along with his underwater friends.

1 Aang - Avatar: The Last Airbender

Aang in Avatar The Last Airbender

Aang is the most powerful air nomad and one of the most hilarious and adventurous avatars. He always treated all beings with kindness and inspired fans to face their problems and work on correcting their mistakes instead of running from them. During his travels, he meets with many powerful earthbenders in Avatar as well as others who all help him achieve his goals.

Aang soon became one of the most influential avatars of all time who not only ended the hundred-year war but reconnected the human and the spirit realm. Avatar: The Last Airbender is one of the most popular and highest-rated Nickelodeon shows. Its story follows Aang and his friend's adventures as he tries to learn all the bender techniques to become a powerful Avatar and end the war that was caused by his disappearance.

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