Uploaded August 2012 | Updated September 2026, 2 weeks ago
It's that time of year where school is starting and that means teachers have to go over the safety rules in the science classroom. Teachers who teach chemistry must have all of their students wear safety goggles during lab activities. Being a teacher whose middle school students don't really want to wear them, I have a simple demo for students to understand the need to wear them.
It's that time of year where school is starting and that means teachers have to go over the safety rules in the science classroom. Teachers who teach chemistry must have all of their students wear safety goggles during lab activities. Being a teacher whose middle school students don't really want to wear them, I have a simple demo for students to understand the need to wear them.
