from the up-and-down-simultaneously-sounds-impossible dept.
Xibalba writes: "This is kinda cool. One million children in the UK jumped up and down simultaneously in an attempt to see what would seismically happen." This cries out to become an annual (and international) all-ages event. Bounce! Bounce! Gain weight! Bounce! Repeat.
You can bring any calculator you like to the midterm, as long as it
doesn't dim the lights when you turn it on.
-- Hepler, Systems Design 182