Becca Palczynsky November 7, 2012 Middle, GFL, OAS, 2012, Europe Reclaiming the Sea: Polders in the Netherlands Becca Palczynsky November 7, 2012 Middle, GFL, OAS, 2012, Europe Click on the image above to download the lesson. To acquire understanding and importance of polders and analyze how humans have adapted the environment in the Netherlands.Grade level(s): Middle Standards: OAS, GFL Produced By: Heather Braucher