The Physics of Projectile Motion With a Clicky Pen Ifeadi C. 07:05 Feed: All Latest, Zero Tech Blog The spring inside a clicky pen is a perfect way to learn about projectile motion. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsBill Gates Steps Down from Microsoft's BoardAI Is Coming for Your Most Mind-Numbing Office TasksThey Say Coronavirus Isn't Airborne—but It's Definitely Borne By AirHow Long Does the Coronavirus Last on Surfaces?17 Best Pi Day Tech Deals: Laptops, Tablets, Games, and GearWhat Is a Quarantine?