KQED News Mind/Shift – Kara Newhouse
“At first, the provenance of the math problems was a mystery. The chalky, pastel words, numbers and symbols appeared on sidewalks near a small park in San Diego not long after the COVID-19 shutdown began. Families taking walks paused to ponder the patterns. They discussed possible solutions. They took photos to share with others. Within a few days, teacher Traci Jackson, who lives a few blocks away, started receiving messages from friends and neighbors. “Is that you leaving math everywhere?” they asked. Jackson’s secret was out, but her public math mission wasn’t over.” (more)