The animated songs that educated kids and grown ups about civics, multiplication and grammar is now 50 years old.

With the backing of a full band, songs like “Three Is a Magic Number,” “Conjunction Junction” and “I’m Just a Bill” will come ...

Critic’s Notebook ‘Schoolhouse Rock!’ at 50: Those Are Magic Numbers The educational snippets are the ultimate font of Gen X nostalgia. But what is it we’re nostalgic for?