Curated OER
Upsetting Ecosystem Balance
In this ecosystem worksheet, students determine the affect on an ecosystem if different organisms are altered or removed. Students complete a graphic organizer.
Curated OER
Graphing Aquatic Insects
Students identify aquatic insects. In this organism instructional activity, students locate aquatic insects near a local waterway and collect them. Students graph the amount of insects that they collected.
Curated OER
Interconnected Food Web
In this fish activity, students make connections between fish and it food and enemies to create a food web. Students label the connections.
Curated OER
Lake Ecosystem in the Shoal Area
In this lake ecosystem worksheet, students draw a picture of a lake, including weeds, small and big fish, aquatic insects, and micro organisms.
Curated OER
Did You Say Water Bugs?
Second graders observe live specimens of aquatic insects in a water habitat. They study specimens from both moving and still water with the naked eye and a hand lens.