DonorsChoose is a United States–based nonprofit organization that allows individuals to donate directly to public school classroom projects.

[8] Charles and his colleagues often spent their own money on school supplies for their students, and discussed materials they wished they could afford in the teachers' lunchroom.

In 2003, The Oprah Winfrey Show featured Charles Best in a segment on Innovative Teachers, which aired on June 20.

In 2006, following the destruction of hurricanes Katrina and Rita, the site opened to public school teachers in Louisiana, Mississippi, Alabama, and Texas.

As of June 2024, donors have contributed over $1.64 billion to fund more than 2.95 million classroom projects posted on the site, supporting 889,169 teachers in public schools across the United States.

[15] All "front line educators" are eligible to create accounts on the site and submit project requests.

[21] In May 2013, DonorsChoose mobilized donations in support of educators in Moore, Oklahoma, whose schools were devastated by an EF5 Tornado.

[25] Maya Kosoff wrote [26] about how teachers use DonorsChoose to fundraise for Texas Instruments graphing calculators.