Curated OER
Dilution and Concentration of Solutions
Future chemists practice laboratory techniques by creating a monochloramine solution. The objectives are to use of dilution, 9concentration, and measurement skills and to prepare a solution that will be used in a water treatment...
Curated OER
Circle of Life
Here is a well-designed science lesson that shows learners that everything that organisms do in ecosystems, including running, breathing, burrowing, growing, requires energy. After a thorough discussion of their own eating and drinking...
Santa Monica College
The Properties of Oxygen Gas
Scholars generate and collect pure oxygen through a decomposition reaction of hydrogen peroxide in the fourth lesson of an 11-part series. Then, they complete six investigations into the properties of oxygen.
Sunlight Cal-Tech
Chromatography of Plant Pigments
Through a hands-on activity, an acetone-spinach solution is pre-made and learners use this solution to separate the pigments found in spinach using chromatography. The comprehensive resource includes an analysis and conclusion...
Curated OER
Ozone Pollution: Smog Alert
Students examine factors the create smog. In this pollution instructional activity students complete an activity about ozone.
Curated OER
Through Thick or Thin!!!
Students differentiate between high and low viscosity. Students collect, graph, and interpret data, then quantitatively measure polymer solids. Students experiment with a household example of an emulsion polymer.
Curated OER
Things That Glow
Third graders study the concept of light as an energy source. In this energy lesson students participate in a lab that show them the concept of light as an energy source.
Curated OER
Isomers and Polymers
Students create models of structural isomers, geometric isomers, and polymers. In this chemistry lesson, students are given definitions and molecular model kits to create a variety of different isomers and polymers.
Curated OER
Different Minerals
In this minerals worksheet, students read about the relationship between elements, rocks and minerals. They experiment using 6 different colored gumdrops to represent 6 common elements. Students construct gumdrop and toothpick models of...
Curated OER
Learning how to balance equations
Students play Chembalancer game and balance equations using the trial and error method.
Curated OER
DNA Extraction
Students extract and observe a visible amount of DNA from Escherichia. coli cells. They discuss the properties of DNA. Confirmation of the presence of DNA by a reaction with an indicator is confirmed within this lesson. Many hands-on...
Curated OER
Plankton / Phytoplankton
Students discuss the importance of plankton in the ocean ecosystem. For this biology lesson, students identify the different types plankton by observing them under the microscope. They explain how plankton population affect global climate.
Curated OER
DNA Extraction
Students are able to extract and observe a visible amount of DNA from Escherichia coli cells. They discuss the properties of DNA. Students confirm the presence of DNA by a reaction with an indicator.
Curated OER
Photosynthesis and Cellular Respiration
In this energy worksheet, students review the processes that create energy for a cell: photosynthesis and cellular respiration. This worksheet has 11 fill in the blank and 14 short answer questions.
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Identifying Food Nutrients
Young scholars pretend they are a food-quality tester. They develop a kit to test food for sugars, starches, proteins and lipids. They answer questions to complete the lesson.
Curated OER
EGG-cellent POLYMER PACKAGING DESIGN
Learners investigate the concept of a polymer using an experimental design of protecting an egg in a bookbag. They test the properties of polymers and form an educated solution to the proposed problem. Then they describe the steps used...
Curated OER
Effects of Acid Rain
Third graders explore the concept of acid rain and its effects on ecosystems. They are placed in groups and using a graphic organizer they brainstorm their ideas about what would happen to the ecosystems living within these environments...
Curated OER
The Water Cycle and Global Warming
Students study the flow of water in the environment. In this water cycle lesson students evaluate the consequences of changes in the water cycle using data.
Curated OER
Circle of Life
Students consider why we eat and where our food obtains its energy. They illustrate food chains that might be found on an open field, dissect owl pellets, identify the remains of animals in the pellets, watch videos and participate in...
Curated OER
Elements and the Periodic Table
Students are introduced to the elements on the Periodic Table and what is meant by element. Using the Table, they identify the name, atomic mass, number and symbol of each element. To end the instructional activity, they discover the...
Curated OER
A Solution for Moles
Students calculate the concentration of different solutions. In this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
Curated OER
Ions in the Environment
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.
Curated OER
Extraction of Allicin: The Active Ingredient in Garlic
Students conduct research to determine the structural formula for Allicin, a component of garlic. They participate in a lab to extract Allicin from garlic and complete a set of questions about their work.
Curated OER
Revised “Understanding Nutrition” Activity
Students evaluate their current food choices. In this health science lesson, students test different drinks to rate the amount of Vitamin C content. They discuss results in class.