I don’t know about you, but I still remember as a kid upsetting my parents by trying the old trick of yanking a tablecloth out from underneath some dishes and glasses with, er, mixed results. I’ve also written about this trick, including an advanced variation, in this blog post. But now I can offer a more scientific explanation….

My book Clowns has long been out of print, but you can borrow it for two weeks at a time from the Internet Archive. More information is available here.
Visual and verbal humor for the cognitively and artistically curious! Available here.
“A book to treasure!”
—Bill Irwin