Curated OER
Scientific Data: It's Not as Pretty as It Looks!
The difference between accuracy and precision is fundamental for high school science learners. Using test kits for nitrate concentration in water, they compare readings with each other. They consider the accuracy, precision, and bias of...
Science 4 Inquiry
Enzymes in Action
Enzymes play a role in almost every function in the human body. Scholars explore three variables related to the use of enzymes. They observe a catalase reaction, experiment with substrates, and examine reactions rates.
Curated OER
Close Encounters
Young scholars investigate the cause of death of a fictitious school janitor. They develop hypotheses based on information discovered by examining the labels of household chemicals.
Curated OER
The Risks of Everyday Living
Students compare their perceptions of risk to the perceptions of scientists and risk professionals. in small groups, they evaluate risks on a scale of 1 to 10 for the average American on a yearly basis.
Curated OER
Designing a Real Life Ecosystem!
Students research abiotic and biotic factors concerning the concept of an ecosystem. Record and analyze data collected. Write a lab report in proper and scientific format with thinking and analytical skills. Work as a cooperative team.
Curated OER
Debating Controversial Issues: Integrating Science and Current Events
In order to give young scientists experience with critical thinking skills, introduce them to a current controversy and prepare them to debate. Choose a topic, such as genetically modified organisms, and assign groups to represent...
Curated OER
Cell Wall Recipe: A Lesson on Biofuels
Biotech engineers discover that changes in the DNA code for cell wall formation can help create crops better suited for biofuel production. They extract DNA from wheat germ. They decode paper strips with codes and relate the activity to...
Curated OER
Investigating Factors That Affect Cell Membrane Permeability
Cell membranes and the factors that affect its integrity are studied, with Beet tissue used as the model. A poster to display findings of the permeability of the membranes would clarify understanding and also allow a layer of language...
Curated OER
Changing Planet: Black Carbon - a Dusty Situation
Introduce your young meteorologists to black carbon produced by the burning of fossil fuels by showing the video, "Changing Planet: Black Carbon." Viewers discover that deposition of this carbon on polar ice impacts the absorption of...
National Library of Medicine
Your Environment, Your Health: Air Quality
Some scientists argue that air pollution now causes more deaths than smoking. The second unit in a six-part series focuses on air quality. Scholars learn what's in the air, how clean the air around their school is, and what they can do...
National Library of Medicine
Your Environment, Your Health: Runoff, Impervious Surfaces, and Smart Development
Can a sidewalk increase the amount of pollution in local streams? Scholars learn the answer to this question though research and experimentation in the fifth unit in the six-part series. Pupils study runoff, impervious surfaces, and the...
National Library of Medicine
Your Environment, Your Health: Food Safety
Did youknow that chicken causes the greatest risk of food-borne illness. The fourth unit in a six-part series addresses food safety. Scholars research common scenarios of food causing illness through the National Institute for Health....
Curated OER
Water Quality and Watersheds: A GIS Investigation
Requiring more than one class period, this resource takes earth science learners on a journey through a watershed. Using ArcGIS Explorer, an online geographic information system, they view maps of watersheds and surrounding landscapes....
Curated OER
Semipermeable Membranes and Bioaccumulation
Beginning biologists place a drop of food coloring into water of differing temperatures to observe the effect on the diffusion rate. They remove the shells from raw eggs and then experiment with osmosis over the remaining membranes....
Monroe City Schools
Clouds! Clouds! Clouds!
Here is a beautiful lesson on clouds designed for your 1st graders. Learners study three different types of clouds. They construct drawings of cumulus, cirrus, and stratus clouds. The Cloud Book, by Tommie dePaola is used to introduce...
Curated OER
Classroom Aquaponics: Exploring Nitrogen Cycling in a Closed System
Students investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...
Curated OER
How Toxic Is It?
Students participate in an activity in which they investigate the scientific method and seed germination as well as practice graphing and metric measuring skills. Students examine toxicity by exposing Wisconsin Fast Plants seeds to toxic...
Curated OER
Sustainable Transportation
Here is an impressive series of lessons that has learners work together to create a sustainable community transportation plan that could be implemented where they live. This is an ambitious project for your pupils to take on, and will...
Curated OER
The Birds of a Feather Flock Together
Fifth graders identify all parts of an egg, and explore their importance to the life cycle of a chicken. Learners compare all sorts of birds and place them in categories based on what they look like. This five-day lesson effectively...
Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
Curated OER
Skin Cancer Investigation: A Multi-Component Project
Students compare the perceived and actual risks of getting skin cancer, while looking at ways to minimize these risks. They may have very little grasp of the severity of the threat of skin cancer or be unaware of the increase in the...
Curated OER
Sources of Potential Groundwater Contamination
Students construct models that demonstrate potential sources of contamination. Students select one type of contamination model (septic system, sinkhole, landfill, disposal lagoon, leaky barrels, oil spill, agricultural contamination) to...
Curated OER
Assessing Risks for Inhalation and Ingestion of Pollutants
Students use a hypothetical scenario to investigate inhalation of an airborne pollutant and ingestion of a waterborne pollutant. They work in pairs, investigating differences in overall exposure to contaminants by calculating inhalation...
Curated OER
Water Pressure Blaster
Third graders complete an experiment to introduce them to the concept of water pressure. In this water pressure lesson plan, 3rd graders create pressure in a water bottle and observe the force of water that is created.