Curated OER
The Four Groups of Biologically Important Compounds
This is not they typical set of teacher instructions. It is an organized chart of the important organic compounds. For each, the involved elements, the name of the building block monomers, the names of polymers, extra information, and a...
Curated OER
Esters: The Secret of Natural and Synthetic Fragrances
Students investigate esters, make an ester and detect esters in natural foods and plants. For this esters lesson plan, students detect smells of hidden objects, produce an ester using peas, brown sugar and apple and demonstrate how to...
Curated OER
The Structure of DNA
In this structure of DNA worksheet, students answer several short answer questions applying knowledge about the structure of DNA. Students also match the description to the correct terms.
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Identification of Gram Negative Bacilli
In this biology worksheet, students review the procedures used to complete the lab activity and then examine the purpose and add the information while answering the questions.
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Exothermic and Endothermic Reactions
Young scholars observe demonstrations of exothermic and endothermic reactions and determine the changes that take place in a chemical reaction. Students observe four demonstrations showing entropy, attraction of molecules due to...
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Chemistry: Knowledge Quiz
In this chemistry quiz learning exercise, learners complete a set of 10 multiple choice questions covering a variety of chemistry concepts.
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Separation of Mixtures and Compounds For K Through 12
Learners explore mixtures and compounds. For this lesson, students do an experiment to distinguish between mixtures and compounds. Learners complete ten different phases of the experiment testing many different substances. Students will...
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Percentage Composition
In this chemical compounds worksheet, students determine the empirical formula or the molecular formula for the compounds given. Students calculate percent composition. This worksheet has 10 problems to solve.
Curated OER
Percentage Composition and Empirical & Molecular Formula
In this compounds learning exercise, students determine the empirical and molecular formulas for given compounds. This learning exercise has 10 problems to solve.
Curated OER
It's All About the Roots
Students investigate the process of hydroponic agriculture. They grow beans in different hydroponic solutions, compare results and graph their observations.