Curated OER
Water
Students conduct a series of investigations on the unique properties of water. In this general science lesson, students explain what causes water's surface tension. They explain the different stages in the water cycle.
Curated OER
What is an Estuary?
Students define the terms estuary and watershed. They conduct an experiment to determine the density differences between fresh and saltwater. They examine the salinity distribution of the Peconic Bay Estuary.
Curated OER
Tracking Narwhals in Greenland The Ocean Unicorn
Students study the ecology, habitats, geographic range and feeding habits of narwhals. They determine at least three reasons for the decline in the narwhal populations and complete the accompanying worksheets.