By Wall Street Journal on May 21, 2017
View the discussion thread.
RT @dannsimmons: Filming first time kids use tablets (in Tieta, Tanzania). I'm on @BBCWorld News channel soon at 1715 BST talking… https://t.co/E2REmffSmF
We started the #GlobalLearningXPRIZE with 198 teams. Now we're down to 11 semi-finalists competing for the $10 million grand prize.
Finally, a break for the world's reefs - but they still need help from mankind to be saved. View on Google+
©2017 XPRIZE Foundation. All Rights Reserved.