Home Brain Teasers Brain Teaser – November 5 Brain Teasers Brain Teaser – November 5 By Medical News Bulletin - November 5, 2018 Dr. Johnson stands on one side of a river, his dog on the other. Dr. Johnson calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it? See the answer Answer: The river was frozen. Facebook Comments RELATED ARTICLESMORE FROM AUTHOR Brain Teaser – February 25 Brain Teaser – February 22 Brain Teaser – February 18 Connect With Us * Indicates Required Your Name Email Address* Be the first to know about the latest medical and health research. Subscribe to our weekly newsletter.