Becca Palczynsky December 1, 2010 GFL, Middle, 2011, PASS, U.S.A. New England Covered Bridges Becca Palczynsky December 1, 2010 GFL, Middle, 2011, PASS, U.S.A. Click on the image above to download the lesson Description: Students will discover the reason covered bridges were built in New England while determining how much average yearly snowfall the New England states receive. Grade level(s): Middle Standards: PASS, GFL Produced By: Glenda Sullivan