Curated OER
Amphibian Spawns
Students observe tadpoles as they gradually change into adults. For this amphibian biology lesson, students watch tadpoles in a tank in the classroom, keep a daily record of what they observe, and chart the growth development of...
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What is Wrong with My Pond?
Students examine various pond water samples to identify water quality. In this water quality lesson, students will identify levels of nitrates, ammonia, pH, hardness,and alkalinity in pond water. They will explain importance of water...
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Check Out Lights and Shields with Beads
Students explore Ultraviolet detecting beads and conduct several investigations with them. In this investigative activity students participate in an experiment to see the harmful effects of UV light and discuss their findings.
US Environmental Protection Agency
Carbon Through the Seasons
Meteorologists view an animated video by the Environmental Protection Agency to learn how the carbon cycle works, and then move into groups to analyze and graph actual data of the atmospheric carbon dioxide concentration from Hawaii's...
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Cleansing, Sparkling Koos
Students explore the importance of water conservation and investigate how plants clean water.
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Learning from Primary Source Documents One Day at a Time
Students differentiate between primary and secondary research sources before making a visual representation of their research into the colonist of Fort St. Louis. They write inquiry questions to guide their research.
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The Lepidoptera Project
Students are introduced to Scientific Inquiry and discover how to design an experiment that answers critical questions using butterflies as the topic. They design experiments that compare the number of species of butterflies in a vacant,...
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Elodea Lab
Students observe the changes between elodea leaves placed in darkness and light. In this life science instructional activity, students experiment to find evidence of photosynthesis in elodea leaves. Students use indicators to...
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Discover Science
Students practice scientific research skills. In this lesson about science, students gain experience with the following skills: comparison, observation, identification, and data gathering. Students will go from station to station and...
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The Perils of Drinking Water
Students determine the presence of drugs in water. In this chemistry lesson, students experiment on water samples using thin layer and column chromatography. They determine the concentration of drugs present using graphical analysis.
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Eco-Detectives
Students explore natural decomposers. In this decomposing lesson, students participate in a WebQuest to discover how nature handles decomposition. Students compare natural methods for decomposition with recycling efforts.
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The Study of Urban and Suburban Environments within the Mystic River Watershed
High school young scholars examine their own water-based environments, within the Mystic Watershed. As the learners engage in inquiry-based, hands-on projects, critical thinking skills and problem-solving, the project will lead them to...
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Life Science- Learning About Tadpoles
Learners investigate a frog's life cycle. In this tadpole lesson, students observe tadpoles in an aquarium and record results. Learners fill in a KWL chart as an assessment.
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What is a Seed?
First graders identify the parts of a seed. In this plant biology lesson, 1st graders are given a seed and identify each part of the seed by using a hand lens. Students plant a seed and graph the growth.
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Winter Season
Students recognize the relationship between Earth's tilt and the Winter season. In this Winter lesson, students work in pairs to complete make frost and design snow goggles. Students experiment a hand lens to study the frost created....
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Plant Nutrition and Nutrients
Students observe seeds growth and examine the different parts of the seedling. In this biology instructional activity, students compare the growth of seeds planted in soil and in hydroponics. They record their observations in their...
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Harriman and Plant Identification
Students observe and record botanical details from the plant specimens. They identify plants using sorting key and field guide and classify specimens for preservation and display purposes.
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Seed Dispersion of Strawberries and Dandelions
Students investigate how seeds are dispersed on land. In this plant biology activity, students use a dissecting microscope to study strawberry seeds and dandelion seeds, they draw what they see, then create a hypothesis on the...
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Growing bacteria
Students investigate the growth of bacteria under the right condition. In this biology lesson, students observe the growth of bacteria and fungi given the perfect condition to grow. They graph the result and investigate where else...
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Function of a Stem
Fourth graders perform an experiment to test the function of a stem. In this science lesson, 4th graders write a description of their investigations. Students also explain how the stem interacts with the rest of the plant. Students use...
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Enzymes in Action
Students explore how enzymes are important in the chemical reactions of all living things. In this enzymes and catalysts activity students complete an activity to see how enzymes change living things.
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Classification of Cerealites
Middle schoolers create a dichotomous key. For this categorizing lesson, students create a dichotomous key for different types of cereal. Middle schoolers classify the cereal into groups such as flakes and cereal with holes. Students...
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Fishing
Students explore the techniques and basic needs of the fisherman. For this fishing lesson, students view a demonstration of the use of fishing equipment. Students research Iowa farm ponds and design a class mural from their...
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The Miracle Fish: Learning to Design an Experiment
Students develop procedures to explore the behavior of fish. In this scientific experiment instructional activity students from a hypothesis, write a question, identify different variables and controls in their experiment.