Curated OER
Atoms and Their Interactions
In this atoms worksheet, high schoolers will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, high schoolers will balance a chemical...
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Chemical Reactions
In this chemical reactions worksheet, students determine the order of a reaction based on experimental results. This worksheet has 5 problems to solve.
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Carbon: Structure Matters
Young scholars read the Who We Are Section on Calfee Designs Webpage and discuss carbon usage. They work in pairs to look up the minerals diamond and graphite then create a chart on the properties of each mineral then compare how they...
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Protozoans
Learners examine protozoans and their advantages and disadvantages. In this chemistry lesson students explain what a protozoan is then draw and label one.
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Studying Checks
While on-line banking and electronic payments seem to be the way of the future, next-generation wage earners still need to understand the details of check writing. Here the focus is on the details of the check including what the...
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Activity #9 Extending Oil Well Production
Students simulate methods used to extend the effective life of an oil well by extracting less available oil. They identify techniques which can be used and evaluate their effectiveness. Pupils are introduced to rock size and temperature...
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Water and Diffusion
In this water and diffusion worksheet, students will explore the characteristics of water and the water molecule. Students will also answer questions about diffusion and the movement of materials due to concentration differences. This...
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Experimental Rate Law
In this reaction rate worksheet, students determine the molecularity of a reaction plus show that the predicted rate law equals the experimental rate law. This worksheet has 3 problems to solve.
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Teaching the Scientific Method Using Adhesives
Middle schoolers research on the history of adhesives. For this science lesson, students select one test to use in finding the stickiness of adhesives. They collect data and formulate a conclusion.
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Coordination Compounds
In this coordination compounds activity, students determine the name, coordination sphere, center of coordination, ligands, and coordination number for given compounds. This activity has 5 fill in the blank questions.
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Winds Go Spinning Around
Students simulate the Coriolis Effect to comprehend why winds in the Westerlies are prone to cyclonic and anti-cyclonic motion. They arrive at an explanation of processes that drive world wind patterns
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Tanker Spills
Students predict the flow of an oil spill and depict it on a map. They explain the predicted route of the oil spill using knowledge of ocean currents in a short presentation to their peers.
University of California
Hot! Hot! Hot!
Calories are not tiny creatures that sew your clothes tighter every night, but what are they? A science lesson, presented at multiple levels, has learners experiment with heat, heat transfer, and graph the function over time....
University of Georgia
Antacid and Uncle Heartburn
Household materials can be used for more than cleaning! In this collaborative experiment, emerging chemists use products such as vinegar and liquid antacid to explore chemical reactions that commonly occur in the human body.
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Elements, Compounds, and Mixtures
In this matter worksheet, students review the three forms of matter by reading a poem and completing 1 matching and 5 short answer questions.
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Amino Acids
Students explore what amino acids are, their history and how they are used in technology. In this protein lesson students identify the properties of proteins and amino acids.
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The pH scale
Students list the common properties of acids and bases. They classify substances as acids or bases, by using pH and litmus tests and are able to explain the pH scale. They participate in a lab activity which reinforce their understanding.
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Periodic Table Puzzle
In this chemistry worksheet, students use the clues given at the bottom of the sheet to solve the crossword puzzle on the Periodic Table. They describe the number of protons and electrons some elements posses, as well as identify their...
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Milk Makes Me Sick
Students experiment with lactase to find out how milk sugar is broken down in the body. In this enzyme activity, students use glucose strips to investigate the breakdown of lactose into glucose and galactose for milk digestion in the...
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Nutrition and Food Science
Young scholars examine the causes and symptoms of food-borne illnesses and ways to prevent them. In this nutrition activity students work in teams to investigate a type of food-borne illness and present a scenario about it.
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Unit Conversions
In this unit conversions worksheet, students calculate and convert measurements from one unit to another. They complete 109 short answer and problem solving questions involving unit conversions.
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Polymers-Greaaaaaat Biiiiiig Molecuuuuuules
Students explore polymer properties. In this lesson about polymers, students perform an experiment to understand polymers, their properties, and that they are formed from small molecules. Students role play pretending they are polymer...
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Specific Heat Capacity of a Metal
Eleventh graders investigate the relationship between heat and energy transfer. They review terms including heat, work, calorimetry and the procedures for an experiment. After assembling the materials for the experiment, they observe...
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Interstellar Real Estate - Defining The Habitable Zone
Students explore the orbital characteristics a planetary home needs to support Earth-like life forms. They develop an understanding of critical planetary mass to determine which newly discovered planets might be capable of supporting life.
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