Class members use an applet on the Internet to simulate the spread of a disease. The simulation allows individuals to determine two nodes to vaccinate to limit the number of nodes infected. By running several simulations, scholars...

How did the Ebola virus first infect humans? Young virologists examine genetic sequences from the 2014 Sierra Leone outbreak to find similarities during a riveting activity. Following similar methods used by MIT and Harvard, partners...

[Free Registration/Login Required] An informational text about smallpox and Dr. Edward Jenner's first observations about preventing the disease. A question sheet is available to help students build skills in reading comprehension.