Curated OER
Straw Chromatography
Students become acquainted with the principles of liquid chromatography and construct a liquid chromatography column. Students also investigate the effects of different solvents and solvent concentrations in the separation process.
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The Great Heat Escape
Students observe a demonstration on the role of thermal conductivity in heat transfer. In this thermal conductivity lesson, students design and conduct an experiment to compare the thermal conductivity of four substances. Lesson...
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Mummy Dearest
Students assess what environmental conditions best contribute to preservation and mummification by participating in a multi-day 'apple mummification' lab.
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Curds and Whey
In this chemical reaction worksheet, learners investigate the reaction that makes curds and whey. They mix milk and vinegar and run it through cheesecloth to collect the solid. Students make observations, read about curds and whey, and...
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Smoke Gets In Your Eyes, Your Nose, Your Mouth, Your Lungs...
Students discover and discuss the effects smoking has on the body. They also discuss secondhand smoke and formulate an opinion about smoking in public places. They monitor their own exposure to secondhand smoke and create a PowerPoint...
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Properties of Materials - Part B
Learners describe the history of materials. They use the kinetic (particle) theory to explain changes of state in matter and trace the flow of heat during changes of state and chemical changes.
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Chemical Reactions
For this chemical reaction worksheet, students investigate the results of mixing calcium chloride with sodium bicarbonate. They observe the chemical and physical changes that occur, identify the properties of the chemical before and...
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What's in Wetland Soil?
Students examine the organic and inorganic components of soil. In this environmental science lesson, students identify the factors that influence soil formation. They collect soil samples, conduct tests, and analyze the results.
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Size and Shape
Young scholars observe different substances under the microscope. For this space science lesson, students identify the different features of SEM images. They formulate a conclusion about the images of Mars meteorites.
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What's the Matter?
Students explore the components of matter. They discover what matter is, the states of matter, and how heat and cold cause it to change states in an online format. In addition, they complete internet-based lessons, activities, and quizzes.
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How Much Oxygen Is In The Air?
In this science worksheet, students take a close look at the composition of air while focusing on the content of oxygen. They use clay to model the amounts.
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Why the Whales Came
In this Why the Whales Came worksheet, students answer questions about each chapter in the story for twelve chapters. Students answer five to ten questions about plot per chapter and complete a writing assignment for each chapter.
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Water Resource Engineering
Students examine solubility and the significance of water. In this aqueous solution lesson students complete a lab activity on soil profiles.
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Matter
Young scholars complete a unit of activities to learn about states of matter and how to measure matter. In this matter lesson, students complete 8 lessons to learn about matter, its states, and how to measure matter.
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Straw Chromatography
Students separate food coloring using liquid chromatography. In this chemistry instructional activity, students explain the effects of different solvents on the rate of separation.
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Colorful Milk of Magnesia
Students explore acids, bases, and indicators. They observe the various colors of an acid-base indicator solution and the neutralization of an acidic solution by an antacid.
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Saltwater Science
Students conduct an experiment that shows them how salt water allows things to float. In this salt water lesson plan, students mix ingredients together to create salt water and observe how it makes the oceans dense. They then interpret...
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What Is The Matter?
Students engage in a lesson about the scientific concept of matter. They use essential questions in order to guide the research process. Students engage in several class inquiries that are hands on in order to investigate the properties...
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Comets
Students explore the nature and composition of a comet. They research comet facts, legends, and myths. They identify different types of comets and describe what happens to a comet as it travels closer to the Sun.
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Composition of Air: Let us Find Out
Students identify the various components of air as they demonstrate that air is present in the environment.
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The Nature Of Dissolving Processes
Students examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.
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Elements and the Periodic Table
Learners 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 lesson, they discover the characteristics...
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Elements And Atoms
Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The lesson includes specific dialogue and steps for the teacher...
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Limiting Reagent
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
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