Rosie Aarestad, was a main character appearing in the High School Years Series. She was the teacher of Tom, Trent, Willy, and Caillou in Biology. She taught her students about Biology. It is unknown what Tom and the gang’s current grade is. She also serves as one of the major antagonists of the High School Years series. She first appeared in the episode “High School Begins”. She last appeared in “The Final Frontier”. She’s currently teaching Upper-Class.
Ms. Aarestad was very friendly. She was always seen in a good mood, though she often got irritated when her students talk during class. She was known to give out quizzes every week, which was the reason why Tom and the gang are failing Biology. To make sure they study, Ms. Aarestad always emailed Uncle Jerry about it, much to Caillou’s dismay. Their grades started to improve as the series progressed. She’s been appearing in almost every episode since her debut in “High School Begins”, up until “The Final Frontier”. In “Physically Geometric Artists”, It is revealed by Ms. Robinson that Ms. Aarestad is teaching Upper-Class. Her final appearance was in "The Suburbs of Kentucky".
Ms. Aarestad had tan skin, brown eyes, and brown hair(later bleached-blonde). She also wore glasses. Her outfits varied throughout the series(consisting of blouses with trousers or dresses and sometimes a coat), but she was mostly seen in 3 outfits.
High School Years Edit
In the first 5 seasons of High School Years, she wore a white lab coat over a light pink blouse, khaki pants, and gray shoes. However, Starting with Season 22, she mostly wore a black short-sleeved dress with matching shoes.
Forever Sophomores Edit
In the Forever Sophomores series, she wears a light gray short-sleeved tunic, navy blue leggings with a dark gray zig-zag pattern, and black boots.
Advanced Education Edit
In the Advanced Education series, she wears a black hooded jacket over a green and dark teal patterned dress, and a black pair of slippers.
Senior Year Edit
In the Senior Year series, Her hair is now bleached-blonde, and she wears a frilly-layered, white ¼-length-sleeved blouse, a black skirt with with chemistry equations written on it, and brown slip-on shoes.