The incredible amount of aerobic exercise I got as a kid would be staggering to the children of today. Thank you, Pogo Ball!
When I was wee, we hung a bunch of strings crisscrossing the living room and hooked He-Man's hand over the strings and had him zipping through the sky! How badly do you miss your He-Man and She-Ra toys? As much as Screech up there? I doubt it.