Curated OER
Experiments with Photovoltaic Cells
High schoolers explain how sunlight is converted to electricity. In this series of physics lesson, students study how varying the characteristics of the light source affect photovoltaic cells. They research their different uses in other...
Curated OER
The Pure, The Mixture, The Unknown
Ninth graders participate in classroom discussions, demonstrations and hands-on laboratory activities about pure substances and mixtures with a focus on common household materials. They investigate: What is a pure substance? What is a...
Virginia Department of Education
Matter and Energy: Equations and Formulas
Using simple materials, an informative lesson demonstrates the Law of Conservation of Matter and explains how to balance chemical equations. Young chemists perform experiments, analyze reactions, and balance chemical equations on their...
Curated OER
Molecular Evolution in Plants
High schoolers are using a paper chromatography study that is suitable for introductory biology. The absorption spectra studies and gel electrophoresis studies are appropriate for students who have complete both introductory biology and...
Pingry School
Flame Tests
Light a fire in your pupils! Scholars conduct a flame test and observe the emission spectra of several different salts in an enlightening hands-on investigation. They use their observations to make comparisons and conclusions about the...
Virginia Department of Education
Molecular Model Building
During this hands-on activity, young chemists build molecular models based on the Lewis dot structure before studying valence shell electron pair repulsion theory.
Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
Curated OER
Separating a Starch-Glucose Mixture Using Gel Filtration
Students experiment using the basic principles of gel filtration. They use the gel filtration technique for testing for the presence of specific substances. Students discover that starch is a larger molecule than glucose.
Curated OER
Demonstration of Ideal Gas Law
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
Curated OER
WS 1.0 Math Skills Update
In this math skills worksheet, students solve a variety of basic math problems such as solving for "x" in different types of equations, manipulating algebraic expressions, converting from ordinary notation to scientific notation and...
Teach Engineering
Battle of the Beams
Make the strongest beam possible using taffy? Groups mold a taffy-water mixture into a beam and a reinforcing material of their choice. To finish the final installment of a two-part series, participants test its strength by adding...
Curated OER
Adhesion of Caulks to Surface - Testing Product Quality
Learners investigate quality products. In this Physical Science lesson plan, students will test three different types of caulking. The learners are looking for the caulk with the best adhesion after two days of curing.
Curated OER
Are You a Trend Setter?
Students are introduced to the periodic table of elements. They devise and perform and experiment in which they determine the density of specific elements. They use their results to predict the density of other elements in the same group.
Curated OER
Student - Designed Density Experiment and Poster
In this student-designed experiment worksheet, students decide on an experimental problem to solve. Students use the scientific method to perform an experiment and record the data. Students calculate the density of liquid used in the...
Curated OER
WS 1.0 Math Skills Update
In this math skills activity, students find percentages, they convert from ordinary notation to scientific notation, they convert from scientific notation to ordinary notation and they manipulate algebraic expressions.
University of Georgia
What's So Special about Bottled Drinking Water?
Is artesian water designed to be better, or is it just from wells similar to those in the city of Artesium? This experiment looks at many different types of bottled waters, including artesian. Using a soap mixture, scholars test to see...
Curated OER
Dinosaur and DNA Days
Biology stars extract DNA samples from beef thymus and then examine its properties. They use enzymes to digest the DNA samples, and then use electrophoresis to separate fragments. Finally, they discuss methods and principles of...
Curated OER
How Can We Accurately Make Different Solutions of Different Concentrations?
Learners work together to create different solutions made from different concentrations of liquids. They record and analyze their data. They answer discussion questions to complete the lesson.
Curated OER
Cocaine in the Brain
Students examine the effects of cocaine and heroin and withdrawal symptoms. In this drug instructional activity students participate in an activity that illustrates cocaine's actions.
Curated OER
Experiment on Measuring Reaction Rates
Learners investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate. They...
Curated OER
Experiments in Nanotechnology: Ferrofluids
Students explore the world of nanotechnology by synthesizing ferrofluids in a series of chemical reactions. In small groups, they follow the procedure to create the ferrofluids using precise measuring techniques. They test the resulting...
Curated OER
Energy Content of Foods
Learners collect data, organize and analyze the data and compare it to real life scenarios. This assignment requires two class periods.
Curated OER
Stick To It!
High schoolers compare different types of pressure sensitive adhesive tapes. They fevelop and carry out tests for variables affecting the force needed to peel tape off a surface. Students analyze the time needed to peel the tape with...
Curated OER
Chemical Reactions and Balancing Equations
Students perform various laboratory activities involving chemical reactions. They write balanced chemical equations for all reactions observed using computer software.