George Newall, who co-created the celebrated kids’ educational cartoon Schoolhouse Rock for ABC, has died. The New York Times reports that he passed away at 88 years old due to cardiopulmonary arrest, according to his wife, Lisa Maxwell. The series ran from 1973 until 1984 and was known for helping kids learn through song. Generation X grew up on these cartoons every Saturday morning, with songs like “Three Is The Magic Number”, “Conjunction Junction”, and “How A Bill Becomes Law” still remembered today. The series came about when the president of McCaffrey & McCall advertising agency, David McCall, complained to his creative director about the lack of education his kids received in media. He asked if Newall could set the multiplication table to music as his kids had an easier time memorizing song lyrics than learning math. Newall searched for a musician to make it happen, eventually finding Bob Dorough, who quickly wrote “Three Is The Magic Number.