“Public school teachers from every corner of America post classroom project requests on DonorsChoose.org. Requests range from pencils for a poetry writing unit to violins for a school recital to microscope slides for a biology class.”

American-Canadian medical scientist

Charles Herbert Best was an American-Canadian medical scientist, known as a co-discoverer of insulin with Frederick Banting. He worked in the 20th century and is associated with medical research in Canada. Best later served as chair of the Banting and Best Department of Medical Research at the University of Toronto. His research also extended to choline and heparin, reflecting a career centered on biomedical discovery and laboratory science.