Curated OER
Protecting the Herd
Students explain how immunizing a significant proportion of a population against a disease prevents epidemics of the disease (herd immunity). They list factors that affect the proportion of a population that must be immunized to prevent...
Curated OER
Science: Testing Water for Toxicity
Students investigate the potential toxicity of water samples using California blackworms to test water quality. They observe the worms' behaviors in different water samples and determine which sample has the highest toxicity. At the...
Curated OER
Ethics and Reproductive Issues: The Dilemma of Choice
Young scholars research various websites to answer questions and take part in class discussion regarding Prenatal testing. Students listen to an audio file and complete student worksheet. Young scholars discuss different roles of...
Curated OER
Pesticide Prevalence
Students investigate the prevalence of pesticides in their communities by
searching their homes, visiting local stores and talking to extended family and friends. They conduct their search by classifying pesticides based on the pests...
Curated OER
The Importance of Water
Students explore the importance of water. They discuss why water is important and students design an experiment that evaluates the water quality and methods of improving water quality. Students perform testing and report their findings.