Episode 207
Season 2 Episode 7 | 27m 20s | Video has closed captioning.
Scientists have rediscovered the ancient practice of bio-char to enrich soils and reduce CO2 in the atmosphere; See how aerodynamics affects the sport of car racing; learn why badminton is one of the fastest sports on earth; Children prepare to be great readers by third grade.
Aired: 04/14/16
