Daily questions, brainbusters, warm-ups, whatever you call it, the first few minutes of class sets the tone for the rest of the day. Here you will find popular video clips on a variety of topics, all intended to get your students excited about science.
Wednesday, November 13, 2013
Bed of nails
What is the formula for pressure? Describe why you can lay down on a bed of nails but not on a single nail.