During the early 20th century, malaria was ravaging the world. We hear the story of Dr. Charles Campbell, who had a plan to cure it. But as it turns out, his big idea was… rather batty.
Activity
During the early 20th century, malaria was ravaging the world. We hear the story of Dr. Charles Campbell, who had a plan to cure it. But as it turns out, his big idea was… rather batty.