Self-made millionaire Harris Rosen adopted a Florida neighborhood called Tangelo Park, cut the crime rate in half, and increased the high school graduation rate from 25% to 100% by giving everyone free daycare and all high school graduates scholarships.
20
Gorillas can catch human colds and other illnesses.
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In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22