Signal Flag Fun

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Colorful flags strung across a ship are not just for decoration. Sailors use “signal flags” to communicate with other ships. Discover the signal flag code and create your own secret message to send to a friend! Best for ages 4 and up. This is one activity in a group of many school vacation offerings. For more information, visit www.nps.gov/bost or call us at 617-242-5642 or 617-242-5601.