Curated OER
Brine Shrimp Life Cycle
Third graders examine brine shrimp through "A Sea Monkey's Life" story. They study the living environments and life cycle of brine shrimp. They look at brine shrimp and cysts through a microscope, identifying new vocabulary that was...
Curated OER
Hatching Brine shrimp
Second graders investigate the life cycle using brine shrimp as an example. They conduct observations by watching the shrimp hatch out of cysts. Students design simple experiment to structure an observation. The experiment is approved...
Curated OER
Bivalve Biology
Students place clams into a beaker containing saltwater. They place a small drop of food coloring just above the shell. Students observe the movement of the food coloring. Clams are then placed into clean beakers of saltwater with 24...
Curated OER
Acute Toxicity: LD50 by the Numbers
High schoolers observe brine shrimp as they are affected by household cleaners, develop observation scale, collect and analyze data, and discuss how household products and pesticides negatively impact environment.
Curated OER
Living Organisms as Indicators of Pollutants in Fresh Water Ecosystems
Students observe the effects of pollution on living organisms. In this pollution lesson plan, students observe fresh water Hydra and look at their structures and movement. They place samples of pond and lake water on the Hydra and...
Curated OER
Barnacles: Harder than Cement
Fourth graders watch the movements of the complex animal hidden inside the tiny barnacle shells. This lesson allows students to study the behavior, adaptation, and larval stage of the barnacle.