From: russ@russcolson.com
.
If you would like to be notified when either new science education materials or new science fiction books are available subscribe to one of Russ's newsletters for notification of new publications, and, in addition, get a free investigative activity involving classroom experiments with buoyancy and Google Earth (for the science ed newsletter) or a free copy of Russ's short story "All the Beautiful Lights of Heaven" (for the science fiction newsletter). Email's will be few (no spamming), and your email address will not be shared.