Resumen de Soda Can Density and Unexpected Results.

Erica K. Jacobsen, Donald R. Paulson, Michael J. Sanger

• Reader Donald R. Paulson reports on an unexpected result seen while performing a sink/float test similar to that described in the JCE Classroom Activity "Whatever Floats (or Sinks) Your Can", and describes an extension to the Activity. Activity author Michael J. Sanger and JCE editor-in-chief John W. Moore also discuss possible extensions.