Students determine sea ice thickness, concentration, and floe size by reading egg codes.  In this sea ice conditions instructional activity, students color code a map based on prescribed criteria and use the maps to identify changes...

Pupils determine a baseline pulse rate then chart the changes in rate with exercise. They describe the changes and develop a rationale for their observations. The task assesses students' abilities to make simple observations, determine...

Students study the layer of the atmosphere. In this lesson on the atmosphere, students discuss the composition of the air around us and how the atmosphere was formed. Students create a scale model of the layers of the atmosphere.