The New York Times
Sequencing the Stages: Understanding H.I.V. Infection at the Molecular Level
How does HIV operate at the molecular level? Pupils discover the progression from a healthy immune cell to one infected with HIV, watch an animation of the HIV life cycle, and finally identify each of the stages with illustrations...
Centers for Disease Control and Prevention
Hand Washing Experiment
An engaging experiment allows scholars to understand why the recommendation is to wash for 20 seconds with soap and water — while making them aware of their own habits!
Nuffield Foundation
No Stomach for It: Investigating Antacid Medication
You won't get a stomachache doing an investigative experiment. Pupils simulate the effect of antacids on stomach acid. Obviously, they won't be using real stomach acid; diluted hydrochloric acid serves this purpose.
Curated OER
Translation and Proteins
Learners follow the steps of translation and identify the reactants and products of translation. They able to explain that proteins are made of amino acids which are coded for by RNA. Students are able to give examples of proteins--...
Curated OER
Microscopic Water Life
Students use a light microscope to observe the organisms living in a sample of ocean or fresh water. Students create a drawing of the organisms that they observe. Students then discuss the different body plans of the organisms and the...
Curated OER
Genetics and DNA
Students describe the structure of DNA and its components and can comprehend that real DNA and its cartoon representation are very different. They are able to link DNA to genetic make-up.
Curated OER
What Happens When Invasive Species Are Introduced
Helping students understand the dangers of nonnative species is an important part of ecology and environmental science lessons.
Curated OER
Red Means Danger
Students describe some common pests. They study three levels of pest control from the IPM pyramid.