Curated OER
Investigate Science Using Crayfish
Young scientists discover the importance of scientific investigation by observing live crayfish. They carefully observe the patterns of crayfish in different environments. Then they discuss their conclusions and define what all living...
Curated OER
The Trouble with Crayfish
Fourth graders compare an ecosystem before and after they introduce crayfish to that ecosystem. In this ecosystem lesson plan, 4th graders see what happens when you introduce a non native animal to a habitat. Students then make...
Kenan Fellows
Use of Dichotomous Keys to Identify Stream Organisms
What kind of organisms are living in the stream? After an explanation on how to use a dichotomous key, groups of three to four use the keys to identify macroinvertebrates from a local freshwater stream. Using the the concept of Stream...
Curated OER
Stream Watch
Students discuss why it is important to take care of streams, what is non-point source and point source pollution, what are some causes of pollution in streams, and what can we do to prevent some of these causes of pollution? They steam...
Curated OER
Loon Fun Facts
Third graders learn about loon fun facts. In this loon lesson, 3rd graders read three pages of facts about loons and their habitats. They read Native American myths about loons and make a loon mask using the attached worksheets.