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Navigation Then and Now-May 5th  13:00 UTC  (9AM EST/US and 15h FR)


Join us to learn more about the range of tools that can aid in guiding a ship across the ocean: Chronometer, Compass, Sextant, GPS and more...

Print Resources


Here are links to PDFs and other printed materials that can help you frame your questions

Audio Resources


Links to audio reports that enrich the experience...


The Hudson Is Full of Tiny Plastics. And You May Be Too. Tuesday, March 24, 2015

By Steven Valentino : Producer, The Leonard Lopate Show



Video Resources


Deepen your understanding with these videos that help explain what others are doing with this data....



Links to sites that support students and teachers





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