Want to school your kids in some science and sociology? Why not go old school? Some of the educational shows that you grew up on are still just as excellent — and relevant — as they were back in the day.

In the 1970s, Spider-Man starred in a bunch of awesomely nonsensical sketches for the PBS children's show The Electric Company. See him fight a yeti and a vampiric Morgan Freeman. They're so trippy, you'll need a disco nap after watching.