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Cave Formation Age Estimation
Students investigate growth rates of flowstone formations. They view a virtual field trip and discuss how flowstones form. They observe the cave fieldtrip and predict the growth rate for a cave formation. They graph growth rates and...
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What is in Soil?
Fourth graders identify and examine the components that make up soil. Individually, they use a magnifying glass to identify the organic and inorganic material in their soil sample. To end the lesson, they record the differences in the...
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Milestones in the Space Program
Students brainstorm names of astronauts from NASA space missions. They are explained that the Cold War was not actually a war but pervasive tension that existed between the United States and the Soviet Union for several decades...
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Explorit's Tree Quiz
In this online interactive tree quiz worksheet, students respond to 6 questions. Students may check their answers for accuracy.
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Explorit's Fishy Quiz
In this online interactive fish quiz worksheet, students respond to 6 questions about fish. Students may check their answers for accuracy.
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Freshwater Macroinvertebrates
Students identify and count Macroinvertebrates at a Hydrology website. In this macroinvertebrates instructional activity students collect, sort and identify Macroinvertebrates.
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Fun Crystal Activities
Students complete a variety of activities to learn about crystals. In this crystals lesson plan, students paint with a crystal solution, pan for crystals, grow crystals, and more.
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Water Quality
Students analyze water quality and turbidity of collected samples. For this physics lesson, students conduct tests to identify the suspended particles in the samples. They explain how human activities affect water quality.
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Creek Teach
Students develop lessons which they teach to younger students in a type of outdoor education camp.
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The Effects of Water Quality on the Growth Rate of Freshwater Mussels
Students participate in a field and laboratory study to determine if local freshwater mussels are environmentally stressed.
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Gelatin Volcanoes
Students enjoy a hands on activity to understand how and why magma moves inside volcanoes.
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Looking At Acid's Effects On Metals
Students perform an experiment that demonstrates acid rain. The chemical effect of acids on metals may take at least five days for the human eye to see, even though the reaction starts as soon as the acid contacts the metal.
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To Smell or Not to Smell, That is the Ester
Students explain the basic concepts of polymerization. Students participate in a lab to create a crude preparation of carboxyl esterase and test its effectiveness in reducing the residual monomer in an emulsion such as paint.
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Chlorophyll
Learners use thin layer chromatography, TLC, to separate various pigments found in plants.
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Making Soap
Students recognize and use chemical indicators in the lab, recognize the need for safety while doing chemical experiments and understand the need for following precise directions.
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Water Purification
Students develop an understanding and appreciation of water purification techniques and their implications for health maintenance.
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Liver
Students study the livers parts and functions then follow a lab experiment to watch first hand how the gut uses bile to physically break down fatty substances into smaller pieces.
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Candle-Wax Fossils: Casts, Molds, and Impressions
Students examine and define fossils. They create their own impressions and molds in clay and candle wax, making external and internal molds.
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Making Slime: An Exercise in the Scientific method
Students make a polymer but they won't be getting instructions. They'll get materials and they must figure it out on their own and report the actual steps needed back to the teacher.
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From One End to the Other
Seventh graders become more familiar with how our food is broken down mechanically and chemically. They also trace the food through the alimentary canal.
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Thermal Stratification
Young scholars use video, research and experiments to investigate and replicate thermal stratification in a lab. They prepare a report, poster or multimedia presentation showing the results of their work.
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Shoreline Seining and Sampling
Students investigate ecological systems and the cause and effect relationship between humans and the environment by using the prey items of Ospreys.
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Monitoring Aquatic Ecosystems Lesson Plan
Students perform an experiment to test the quality of the water in a marsh.
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How Our Water Becomes Polluted
Students list causes of water pollution, discuss how people contribute to water pollution, and explain concept of watershed.