Dan Falk is a science journalist based in Toronto. He has written three popular science books —The Science of Shakespeare, In Search of Time, and Universe on a T-Shirt — and has been a regular contributor to CBC Radio.
Teachers! Are you interested in an engaging way to teach Canadian history AND win money for your classroom? Have your class take the Citizenship Challenge, and send us the results using our scorecard for a chance to win a $200 gift card!