Check out this great logic puzzle from TedEd. Try to figure it out as a class or just by yourself.
http://ed.ted.com/lessons/can-you-solve-the-bridge-riddle-alex-gendler
Check out this great logic puzzle from TedEd. Try to figure it out as a class or just by yourself.
http://ed.ted.com/lessons/can-you-solve-the-bridge-riddle-alex-gendler