NSTA Recommends recently featured the Go Direct® Motion Detector in the article, "The Vernier Go Direct Motion Detector: A Modern Twist on a Timeless Design," Reviewer Martin Horejsi provides interesting background and history on ultrasonic mot...
Like most people, I have heard the buzz about "fidget spinners", so I could not resist buying one and taking some data with it. Here is a graph of data collected using Logger Pro, LabQuest Mini, and a Photogate.
A fidget spinner slowing down
To ...
Video analysis experiments have strong potential to reinforce student learning and build intuition; however, in the intro physics lab, students often find experimental values that are substantially different from the expected results (e.g., a curve-f...