by Victor RiveroTeachers at more than 80 percent of U.S. public schools have created classroom project requests on DonorsChoose.org, and more than 3 million people have given to those projects. Charles Best leads the nonprofit website which enables anyone to help a classroom in need. He launched the organization in 2000 at a Bronx public high school where he taught history for five years. For EdTech Digest, Charles responds to questions about his organization's origins nearly two decades ago when "crowdfunding" wasn't even a word, and how supporting teachers in more relevant than ever these days.Read the full interview at EdTech Digest.