Professor Valerie Frizzle, PhD

Professor Valerie Felicity Frizzle, Ph.D. (sometimes known as "The Friz(z)" by her former students or simply "Val" by her friends and relatives) is a/the former fourth-grade schoolteacher at Walkerville Elementary and the older sister of Ms. Fiona Frizzle. Across every medium, she is voiced by Lily Tomlin.

Why She Rocks

 * 1) The idea (or concept) of this character being a red-haired frizzy-haired teacher and taking them on wild field trips is excellent.
 * 2) She takes the kids on wild and interesting field trips.
 * 3) Her voice portrayal, Lily Tomlin is an excellent voice actor in the original. She also returns in the reboot voicing Ms. Frizzle (now Professor Frizzle).
 * 4) She is always happy in all of the Seasons of the original.
 * 5) She has good relationships with her students and some of her relatives like Murph.
 * 6) She is always there to answer, whenever one of her former students has problems or situations.
 * 7) Her motto Take chances, make mistakes, and get messy!, is a very good quote and also a spawned meme.
 * 8) Passable character design.
 * 9) She is a very memorable and unforgettable character in the Magic School Bus franchise.

The Only Bad Qualitiy

 * 1) Despite her love of field trips, she can be really disturbing and strange at times, as she drives the kids into dangerous situations.

Trivia
She used to be a Shakespearean actress.
 * 1) Her middle name, Felicity, is mentioned in the video game, Explores the Rainforest.
 * 2) Her first name, Valerie, is mentioned in the book, In the Time of the Dinosaurs.
 * 3) Coincidentally, Ms. Frizzle shares her first and middle name with both children's book author Valerie Tripp and Felicity Merriman from the American Girl series. Tripp wrote most of the core series books for Merriman, as well as several other characters and it can also be noted that both Ms. Frizzle and Merriman have the same hair color.
 * 4) Her house only appears in the episode Gets Charged.