Viewing accumulated data for US states and counties is possible with the ADMIN tabs at lower left in the map.
Begin with the ADMIN 0 tab, click to highlight US. Click on ADMIN 1, and highlight state of interest. Click on ADMIN 2, and the counties the state highlighted in ADMIN 1 should be visible.
cases by country over time (button)
continuously graphs COVID-19 cases in different countries
** County by County information **
The videos below were built by the wonderful Grant Sanderson at:
Nearly 100 of Grant Sanderson's videos can be viewed on his You Tube Channel, including his TEDx talk, "What Makes People Engage with Math?" given on March 13, 2020.
Uploaded to YouTube on March 8, 2020
Uploaded to YouTube on March 27, 2020