Curated OER
Making and Using a Hydrometer
Students build a hydrometer to measure the densities of fresh and salt water samples. They record the water temperature and density and use the temperature, density, and salinity conversion graph to locate the salinity. Finally,...
Curated OER
Enzyme Grabbers
Students perform simple experiments to show properties of enzymes through studying how apple sauce can turn into apple juice and experimenting with papaya seeds. Students witness how enzymes speed up reactions through witnessing the...
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EggCELLent Diffusion
Students examine and discuss the concepts of diffusion and osmosis. They observe the effects of diffusion on eggs by recording the change in an egg's size and the amount of liquid substance that remains.
Curated OER
Does the increased use of fertilizers effect biodiversity?
Pupils conduct a hands-on lab activity in which they analyze a sample of water from a local stream or pond. They introduce a fertilizer solution into the sample and analyze and describe their findings.
Curated OER
Earth Water Distribution and Water Consumption
Young scholars explore the need for conserving fresh water and understand that it is a limited supply. In this water consumption lesson students participate in an activity and answer questions.
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Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
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Laboratory - Density of a Material
Students conduct a lab (with water, guar gum and sodium borate) and carefully record physical and chemical properties and changes throughout the session, and experiment with weighing by difference.
Curated OER
What Does Waste Do to a River?
Students develop a graphic way of visualizing the concept of a million by utilizing what had happened to the Nashua River due to the dumping of raw sewage in 1962.
Curated OER
Effects of Nitrate and Phosphate Changes on the Growth of Algae
Students determine the effects of an increase of the amount of nitrate and phosphate levels on the growth of algae. the development of a hypothesis is encouraged and students proceed to a conclusion based on their results.
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Discover Science
Students practice scientific research skills. In this lesson plan about science, students gain experience with the following skills: comparison, observation, identification, and data gathering. Students will go from station to station...
Curated OER
MEANINGFUL METRICS with DRAMATIC DEMONSTRATIONS
Tenth graders study the metric system. In this metric lesson students complete a lab activity and several metric worksheets.
Curated OER
Metric Mania
Pupils observe how to measure in metric units. In this investigative lesson students compare different units of volume to see how things are measured.
Science Struck
Science Struck: Function of a Graduated Cylinder
Explains what a graduated cylinder is, its function, and how to read it.
Physics Aviary
Physics Aviary: Graduated Cylinder Challenge
Check your ability to read a few different sized graduated cylinders.