Curated OER
Chemical Equilibrium
Middle schoolers explore Le Chatelier's Principle. In this lesson about chemical equilibrium, students do an experiment with several different activities . Middle schoolers observe as they do the experiments and understand the outcome....
Curated OER
Trophic Relationships, Cycling of Chemicals, Human Impact on Ecosystems and Conservation
Students explore how the energy flow through a system is related to trophic levels. They investigate how organisms affect the cycling of elements and water through the biosphere. Students participate in lab activities to observe ways...
Curated OER
Aquatic Habitat Water Quality Experiment
Fifth graders discuss the importance of water quality for humans and fish and make predictions about what happens to water that is polluted. In small groups, they conduct experiments to compare and contrast water that is unpolluted and...
Curated OER
Enzymatic Browning Experiment
Students, in groups, experiment with Heat Blanching, Vitamin C Dip, and Sulfur Dioxide Dip to see if they can prevent enzymatic browning.
Nuffield Foundation
Identifying the Conditions Needed for Photosynthesis
Budding biologists often ask how scientists know what they do about different topics. In the lab described here, they have a chance to find out first-hand about the requirements for photosynthesis. Three sequential investigations are...
Curated OER
Fertilizers, Pesticides and Human Health
Young scholars define several vocabulary terms related to chemicals and toxicology. Students calculate chemical concentrations in water and explain the toxicological principles that govern safety of substances. Young scholars conduct an...
Curated OER
Changes In Matter, Not In Weight
Fifth graders investigate different objects and the examine the correlation of mass and weight. They conduct the experiment with the help of background information provided by the teacher and record observations before making...
Curated OER
Investigating Factors That Affect Rate of Enzyme Action
Students explore the properties of enzymes. In this chemical reaction lesson, students explore enzymes through a Web-quest and investigative study. Students will collect and summarize data and create a class presentation. This lesson is...
Curated OER
Rate of Photosynthesis
Students investigate the rate of photosynthesis using elodea leaves. In this photosynthesis lesson plan, students place elodea in a test tube filled with water. They include baking soda and place the test tube under a lamp. Students...
Curated OER
Introduction to Elementary Circuits
Learners explore how a circuit works and create a circuit to use energy from a battery to light a bulb. In this introduction to circuits lesson, the students study the parts of a circuit and have a class discussion of what would happen...
Curated OER
Water Pressure Blaster
Third graders complete an experiment to introduce them to the concept of water pressure. In this water pressure lesson plan, 3rd graders create pressure in a water bottle and observe the force of water that is created.
Texas Instruments
Endothermic and Exothermic Processes
Students investigate temperature using the TI. In this chemistry instructional activity, students analyze the change in temperature, as chemicals are dissolved in water. They analyze data collected using the CBL 2.
Cornell University
Exploring Rocks and Minerals
Investigate the properties of rocks and minerals through a rockin' hands-on activity. Learners test rocks for various properties and, using a guide, attempt to identify different samples. They use various properties including hardness,...
National Nanotechnology Infrastructure Network
Can We Absorb Nanoparticle Pollutants?
Just because we can't see it doesn't mean it isn't there! A growing concern for environmental scientists is toxic nanoparticles in our air and water. Young scholars conduct an experiment to demonstrate how these particles can cross our...
Curated OER
Kraut Lab
Students explore the process of fermentation through the process of making Sauerkraut. Students use their observational skills and their five senses to create an articulate description of their lab created sauerkraut. They discuss the...
Curated OER
Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat
and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.
Curated OER
Exploring With Photograms
Young scholars observe the interaction between energy absorbed, reflected or transmitted through an object in a photochemical process with a classroom demonstration.
Curated OER
Exploring Solar Beads
Students discover solar energy beads and learn about ultraviolet light. In this solar energy lesson, students learn about solar energy beads, ultraviolet light, and UV radiation dangers. Students experiment with the beads to identify.
Curated OER
Enzymes in Action: An Inquiry Approach to the Effects of Enzymes
Students experiment with enzymes as key components of chemical reactions in all living things through this series of lessons.
Curated OER
Molar Ratio
Students conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how...
Curated OER
Striking it Rich with Chemistry
Pupils identify the composition of different pennies. In this chemistry lesson, students use a post 1982 penny to observe chemical change. They explain how to turn a penny from copper to gold.
Curated OER
3-2-1 Blast Off!
Students explore physics by participating in a flight experiment. In this rocket design lesson, students discuss the scientific process and how chemical reaction can create the energy needed to boost a rocket. Students utilize...
Curated OER
The Way a Tree Works
Students explore nature by conducting botany experiments. In this plant life activity, students define the necessary resources for a plant to thrive on our planet while defining scientific vocabulary terms. Students utilize different...
Curated OER
Chemical Sleuthing
Students engage in a activity which includes flame tests and the construction of a simple diffraction spectrograph with which to measure sodium ion emissions. They use the Bragg equation to compute the wavelength of the line spectra...