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How Do I Get a Pure Sample of the Molecules I Make?
Students initially engage in online research and consult print materials to identify a compound to produce. Once a selection has been made, individually, students conduct lab experiments to isolate substances. The end product is a...
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Effects of pH on Organic Molecules
Young scholars investigate the effects of an acid and a base on the structure of milk protein. They observe the changes to droplets of milk when adding ammonia and lemon juice and relate the changes to old, curdled milk. An extension...
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The Reality of War
Students use research materials developed earlier. They synthesize data to formulate an argument for or against war. Students use their notes to address what the possible answers could be.
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Carbon Dioxide: The Heat is On
Students examine the greenhouse gases affecting the atmosphere. In groups, they participate in activities in which they examine the effects of heat on the atmosphere and phytoplankton. They research how the phytoplankton differ in warm...
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Salt & Sand
In this science instructional activity, students find the terms that are related to the concept of the ocean salt and sand. The answers are found by clicking the link at the bottom of the page.
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Ions in the Environment
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.
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Flower Pigments
Pupils experiment with Thin Layer Chromatography to separate pigments found in flower petals.
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Separation Before Plastic Recycling
Students participate in a demonstration to test the different densities of plastics, and suggest a method that plastic waste can be separated and collected.
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Carbon Adventures Game
Sixth graders examine the processes and transformations that occur in carbon pools. They play a game to identify paths taken by carbon through the environment.
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Electrical Circuits And Switches
Students design and draw circuits with batteries, small light bulbs and common household conductors. They build and test the circuit then modify it so someone who couldn't use their hands could turn the circuit on and off.
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Maintain Air Quality
Students are engaged in discussing air quality through hands-on demonstrations using balloons, sealed jars, and toy cars. Students conduct a home radon test to measure their air quality.
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Extraction of DNA from Onion
Students study DNA by isolating it from plant tissue. They determine the purpose of each step in the isolation procedure as it relates to the physical and biochemical characteristics of the genetic material
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Determining Liquid Densities
Students practice determining liquid densities in a short, hands-on lab activity. Students use a graduated cylinder to measure out 100 milliliters of a liquid, find its mass using a balance, and record measurements in a data table....
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Activity #5 Soils-Permeability and Impurity Removal
Students predict which types of soils would work best for keeping contaminants contained. They comprehend that in the past, landfills have been one major source of groundwater contamination. Pupils comprehend that placing and building...
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Getting the Minerals Out
Students explore the tissues of the bone. They discuss bone composition and physiology. Students perform experiments to compare and contrast the decalcifying properties of several liquids.
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Smog Be Gone
Young scholars begin the lesson by identifying greenhouse gases. In groups, they observe and record the effect of the gases on the atmosphere and the temperature of the Earth. They participate in activities that describe the role of...
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Small Intestine, Pancreas, Liver, and Gall Bladder
In this small intestine, pancreas, liver, and gall bladder activity, students fill in the blanks with information about these structures of digestion. Students research information about organ of the digestive system given.
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Blood, I Presume?
Students explain the value of blood in trials. For this DNA lesson students work together to collect and share information and ideas that they come up with after learning how to distinguish blood from other stains.