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How about a Little Give and Take?
Middle schoolers design a closed system to test the relationships between plants and animals. They monitor abiotic fluctuations within this living system by using a chemical test kit. They observe how living organisms respond to...
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Paper Mola - Reverse appplique
Young scholars investigate mola artwork from Panama. They discover the choices necessary to create a successful piece. Students understand the color and shape choices necessary for this art form.
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Establishing a Baseline Ecology of a Creek Ecosystem
Students investigate the physical, chemical and biological parameters necessary to establish an ecological baseline. Establishing an ecological baseline not only shows the ecological characteristics of a creek but makes the possible...
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Density
Learners determine the density of different substances. In this physical science lesson, students rank them according to their density. They discover the relationship between volume and density.
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Introduction to Forces and Inertia
Students explore the basic underlying concepts of Newton's first law of motion. They discuss forces and brainstorm different examples of force and what they act on. Students examine force by observing springs and gravity. They discuss...
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Compound Interest Problem
In this compound interest worksheet, students solve 1 word problem about compound interest. Students determine the amount of money two men have to retire given two different saving scenarios.
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Leaf - It's What's for Dinner
Students discover correlations in food preferences of invertebrates, and assess stream health through use of kicknets, invertebrate keys, CBL systems and probes.
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Winogradsky in a Bottle: Beginning a Winogradsky Column
Students study changes in the environment using a microscale experiment. In this environmental science lesson, students construct a modified "Winogradsky Column" to observe bacteria activities. They record observations and formulate a...
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Inquiry-based Investigations into Pond Water Microorganisms
Young scholars become familiar with common microorganisms and experience exploring the microbial world.
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Clues to Copying the Code
In this DNA instructional activity, students access a website to determine the information that was used to understand DNA replication. Students compare the difference between observations and opinions. This instructional activity has 7...
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Eco-enrichers
Students discover the importance of plant and animal components within soil. In this soil lesson, students test the quality of soil. Students then conduct an experiment adding different components to bags of soil to see what will...
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A Comparison of Polymeric Liquids with Newtonian Liquids
Students perform several tests on liquids. In this general science lesson, students compare the properties of polymeric and nonpolymeric liquids. They explain the composition and importance of macromolecules.
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Smog Be Gone
Students 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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What's Hiding in the Air?
Fifth graders conduct experiments to study the effects of invisible air pollutants including one with a bean plant. They examine methods of invisible air pollutants.