In 1924, Sidney Pressey, a professor from Ohio State University, invented a teaching machine. The mechanical device, about the size of a portable typewriter, allowed students to press one of four keys ...

Here are the 5th go-round results from the National Finals Rodeo at the Thomas & Mack Center in Las Vegas. 1. (tie) Clayton Biglow, on Pickett Pro Rodeo’s Night Crawler and Jayco Roper, on C5 Rodeo ...