The last time I looked at this projectile motion lab, I was confused. My different methods for measuring the launch speed of the ball were not even close to being consistent. So, I am bringing out the ...

I’ve started recreating many of my numerical model tutorials for introductory physics. In the beginning, I had students use spreadsheets to create models. Of course, spreadsheets aren’t very good for ...

__A lot of insiders were wondering what new math R&A Chief Executive Peter Dawson was using __when he spoke up about changes to Royal St. George's for this year's British Open, which starts Thursday.