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Juicing the Differences
Seventh graders investigate the vitamin C content of orange juice. In this chemistry lesson, 7th graders analyze the variables that cause result variation in their experiment. They design a new experiment to test variables in question.
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Infectious Disease Detectives
Learners participate in a simulation of how diseases are transmitted. Each student holds a test tube, with only one containing the "disease" while the others have water. They move around the room until told to stop. Using droppers to...
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Paper Chromatography-Chemical and Mechanical
Students perform paper chromatography to determine pigments in plants. In this paper chromatography lesson plan, students isolate leaf pigments, prepare a chromatogram and place their chromatogram in a solvent to separate the pigments....
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Preparation of Artificial Flavorings and Fragrances
High schoolers prepare artificial flavorings and fragrances. In this esters lesson, students combine an acid and an alcohol of choice to make an ester. Water is released and they produce an artificial flavoring or fragrance. They answer...
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3-D Magnetic Field
In this magnetism instructional activity, students build a 3 dimensional magnetic field by using a juice bottle, a test tube, iron fillings and a magnet. Students write a descriptive story about what they observe once their bottle is...
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TE Lesson: Using Heat from the Sun
Young scholars examine fossil fuels, nuclear and renewable fuels. They study investigate types of heat transfer such as convection, conduction, and radiation. They complete crossword puzzles based on the vocabulary. They design,...
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The Case of Similar Substances
Middle schoolers solve a crime mystery using chemical tests. They review the crime scenario and then become familiar with the procedure and results for two tests used to identify unknown powders. They perform the tests on the crime...
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Relating to Newton's Second Law
Twelfth graders study the relationships of the 3 variables in Newton's Second Law. They design an experiment to test the relationships among the variables. Students work cooperatively with members of a team. They also analyze data to...
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Nutrient Analysis Lab
In this nutrient analysis lab worksheet, students perform several experiments in a lab setting. Students test products for carbohydrates (monosaccharides and polysaccharides), proteins, lipids, and starches.
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Acids, Bases, and Buffers
In this acids and bases worksheet, students test the pH of different solutions to determine if it is basic or acidic. Students complete 7 short answer questions based on their results.
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Introductory Lesson on How pH Levels are Determined
Students explore pH levels of different substances. For this lesson about pH, students work together in three to four groups to test substances. moving between three different stations performing tests on the substances to determine...
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Scientific Method and Crystal Growth
Students conduct a hands-on experiment growing crystals to demonstrate the nature of science as inquiry. They discuss and test variables that affect crystal growth. They research mineral crystallization and mineral formation on the...
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Enzyme Labs Using Jello
Students test for the presence of enzymes in fruit and the specificity of those enzymes, as well as to identify and show the susceptibility of enzymes to certain environmental factors (temperature and pH) originating in the enzyme's...
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The Case of Similar Substances
Middle schoolers perform tests in the lab to identify an unknown substance. For this physical science lesson, students observe the physical and chemical properties of substances. They formulate a conclusion based on experimental results.
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An Egg-celent Gravity Experiment
Fifth graders record at least four hypotheses concerning what happens when they drop an egg from a high spot. They record at least five observations or supporting ideas about the egg drop. Students test gravity by dropping an egg from a...
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Acid(s)-Base(s) Detective
Students investigate acids, bases, indicators and universal indicators. In this acid and base lesson plan, students test 6 samples with litmus paper and determine if they are acids or bases. They separate out 7 samples using litmus paper...
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What Are the Signs and Symptoms of HIV Infection
Students identify the symptoms of HIV. In this disease control lesson, students listen to a mini-lecture on the symptoms of HIV. Students locate information on the Internet about ELIZA and confidentiality regarding HIV testing. Students...
National First Ladies' Library
Heart Health: Awareness and Research for Women
Students explore basic heart anatomy, review basic definition of heart disease, research different tests used to diagnose heart disease and heart attacks, discuss what constitutes a "healthy heart" lifestyle, and incorporate it into...
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The Importance of Tropisms
Middle schoolers investigate plant tropisms using the scientific method. In this life science lesson plan, students learn about tropisms and test the response of corn seedlings to gravity. Response questions, extensions, and an...
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Protein Assays: Bio Rad and Page Gels
Students conduct the Biuret Test and the Bio Rad Protein Assay. They examine the spectrophotometer and graph molecular weights and the concentrations of the proteins investigated. They prepare solutions for the Bio-Rad test and use the...
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Rate of Solution Lab
In this rate of solution worksheet, high schoolers determine how quickly a solute dissolves in a solvent by testing one independent variable such as temperature, particle size or the amount of stirring. Students design their experiments...
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Dinosaurs Here Yesterday Gone Today
Students take a pre-test to show their prior knowledge of dinosaurs. Using the internet, they reasearch the time period in which they roamed the Earth. Focusing on the area of Connecticut, they compare and contrast the large and small...
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Diffusion
Students design and carry out an experiment according to the scientific method. The experiment must test the effects of time and concentration on the rate of diffusion of potassium permanganate into potato cubes. After performing the...
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Designing an Earthquake-resistant Structure
Students attempt to design and build the most stable "earthquke resistant" structure. They create model buildings and test them on a shake table to see which design holds up the best.