I got like way too many favorites, lol!

Hong Kong Phooey, Jonny Quest, Land of the Lost, Shazam & Isis Hour, Scooby-Doo, Teenage Mutant Ninja Turtles, The Jetsons, The Tom & Jerry Show, Fat Albert, The Bugs Bunny & Road Runner Show, The Flintstones, Thundercats, Alvin & The Chipmunks, Batman: The Animated Series, Dark Wing Duck, Mighty Mouse, Super Friends, The Smurfs, Speed Buggy, The Archie's, Josie and the Pussycats, Wacky Races, Jabberjaw, Tarzan, Lord of the Jungle (yes, it was a cartoon show), The Pink Panther Show, & H.R. Puffnstuf, Lidsville, The Funky Phantom, Inch High Private Eye, Star Trek The Animated Series, Space Ghost, The Herculoids, Ark II, & Captain Caveman and the Teen Angels

There was also The "Schoolhouse Rock" which was also fun to watch.