Teacher Resource Center

Water Drop Activity

An introduction to wastewater and storm that helps students understand the benefits of clean water.

Decoding Diatoms

Students will practice microorganism identification using local water samples and apply this understanding to a study of diatoms found in Lake George.

Fish Families

Students learn to identify characteristics of five Minnesota fish families.

It’s A Ruffe Life: An Introduction to Invasive Species

Students begin by matching images of common invasive species with their characteristics and impacts. Students then engage in an activity that simulates the impacts of Eurasian ruffe on the natural ecosystem of the St. Louis River.
Collecting Data Kit

Becoming Scientists: Collecting Data

This lesson will help students learn why and how fisheries managers conduct fish surveys. Students will become familiar with some of the equipment and survey methods that Minnesota DNR fisheries biologists use.