Curated OER
Infiltration
Pupils investigate how the amount of water that can infiltrate into the soil is influenced by precipitation factors and the nature of the soil. The precipitation factors are type of precipitation, amount, duration and intensity of...
Curated OER
Properties of Color
Second graders explore the properties of primary color and investigate what happens when primary colors are mixed. They listen to the story The Crayon Box That Talked and list the colors. They experiment mixing primary colors and...
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Air: Demonstrating Its Presence and Effects
Students explore the concept of air. In this gravity instructional activity, students perform various experiments that deal with gravity, air resistance, and air pressure.
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Physical Changes of Matter
Students solve a mystery using evidence gathered during a science investigation. In this physical changes lesson, students analyze a note written in marker to determine the physical changes the ink from the pen underwent. Students...
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Science: Pigments and Photosynthesis
Students explore the process of photosynthesis by identifying chloroplasts and chlorophyll pigments. In a demonstration, they observe a demonstration connecting pigments with sunlight conversion into energy. Using paper chromatography,...
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Strawberry DNA extraction
Learners study the basic function of DNA and then extract it from strawberries. In this DNA extraction lesson students examine DNA and see why the extraction of it is so important to scientists.
Alabama Learning Exchange
What Color Are The Leaves?
Young scholars identify the colors in leaves. In this chromatography instructional activity, learners read the book Why Do Leaves Change Color? and construct chromatography strips to identify the colors of leaves.
Curated OER
A Global Water Crisis
Students study the contamination of drinking water and what human activities play a role in it. For this environment lesson students complete worksheets and complete a lab activity.
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Necessary Nitrogen
Students view a video that presents the biogeochemical cycle of nitrogen. They compare types of soils and consider how different fertilizers affect soil composition.
Curated OER
Generate a Calibration Curve for Chlorophyll a
High schoolers measure and graph the absorbance of light by chlorophyll at a specific wavelength versus chlorophyll concentration. They are given an unknown and determine its concentration from their calibration curve. Students become...
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Obtain a visible spectra of chlorophyll a
Students become familiar with the concept of spectroscopy or the study of the interaction of matter with electromagnetic radiation. They prepare solutions and measure absorbance at different wavelengths. Pupils comprehend that mater and...
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Wetland Metaphors
Students are presented with a selection of hands on objects for investigation as metaphors for natural functions of wetlands. A 'Mystery Metaphor Container' is presented to the class with everything having to do with a wetland in some...
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Purification of Water
Students study the process of water purification and explain why it was important to treat it. In this water purification lesson students purify drinking water and explain the factors that affect water quality.
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Leaf Magic
Third graders adopt a deciduous tree in September, and begin regular observations of their tree. They create a timeline to show how leaves change color and conduct a science experiment to illustrate color change.
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Fruit Cup DNA Extraction From Kiwi
Students extract DNA from kiwi using household equipment and supplies.
Curated OER
Catapults
Young scholars are introduced to the concept of a catapult and how it is used with the help of a media presentation. They use catapults in a large, open area and record the distances objects travel. Students use the scientific method...
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Science: Leaf Study
First graders go on a leaf-hunting expedition around the schoolyard. They determine from which trees they fell using identification cards. Students read several books about leaves and apply their artistic skills by using the collected...
Curated OER
Water Filtration
Students explore, analyze, study and demonstrate the procedures that municipal water plants may use to purify water for drinking. They cover the clean water processes of aeration, coagulation, sedimentation, filtration and disinfection.
Curated OER
Testing for Catalase Activity
For this catalase worksheet, students read about how enzymes work in cells. Then students conduct an experiment to test for catalase activity in potatoes. This worksheet has 1 graph and 6 short answer questions.
Curated OER
Separation of Mixtures and Compounds For K Through 12
Students explore mixtures and compounds. In this lesson, students do an experiment to distinguish between mixtures and compounds. Students complete ten different phases of the experiment testing many different substances. Students will...
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The Drill on the Spill: Learning About the Gulf Oil Leak in the Lab
Students research the Gulf of Mexico oil spill and complete experiments to study the effects of oil spills. In this oil spill lesson, students read the NY Times feature on the gulf oil spill. Students visit various links to research the...
Curated OER
Capillary Action Dip N' Dye
Students complete an experiment to observe capillary action. In this capillary action lesson, students add food coloring to a bowl and watch what happens as they dip the corner of the paper in it. Students observe the results.
Curated OER
Salt Marsh in a Pan
Students create a model of a salt marsh to discover the impact of pollution and human activities on water-based habitats including bays and the ocean. They recognize the relationship between natural and developed areas. Students impact...