InventHelp Inventor Develops Educational Tool to Calculate Daylight Hours (CHK-4011)
PR Newswire —
PITTSBURGH, Jan. 29, 2026 /PRNewswire/ -- "I'm a physicist and wanted to create a way for students in middle school through college to calculate and determine the hours of daylight for each date," said an inventor, from Richland, Wash., "so I invented the EARTH GLOBE AND THE HOURS OF...