+
Lesson Plan
Curated OER

Impact of Exotic Species on Lake Ecology

For Teachers 9th - 12th
Students examine the effect of foreign species on various habitats. In groups, they identify the population dynamics of the zebra mussel. They calculate averages and graph data from Seneca Lake in New York. They develop hypothesis...
+
Lesson Plan
Curated OER

Hemlock Trees and the Pesky Pest, The Woolly Adelgid

For Teachers 5th - 6th
Young scholars review Excel and how to create graphs with this program. They create two graphs in Excel, one showing the average number of woolly adelgid egg sacks on the outer 15 cm of hemlock branch at sites sorted by latitude, then...