Olympic Rock Paper Scissors (Classroom Physical Activity Breaks)

[ Silence ] For this next activity, guys, we’re going to play Paper, Rock, Scissors Olympics. We’re going to have three sections. We’re going to have the gold division here… …silver… …and the bronze. You guys will all start off in the bronze. So first, let’s — let’s all stand up and go by the…

6 Accidental Discoveries You’ve Probably Never Heard Of

[♪ INTRO] Accidental discoveries are a common theme in science. The most famous is probably the discovery of penicillin, the world’s first antibiotic. It happened when Alexander Fleming noticed that the bacteria he was growing in Petri dishes didn’t seem to grow near mold. Usually, we like to think of these findings as fluke events….