Curated OER
The Chemistry of Killer Coal
High schoolers research chemical components of coal, as well as environmental health impacts of mining and burning coal. They discuss conservation of mass as it relates to combustion of organic compounds.
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
Condensation Polymerization: Preparation of Two Types of Polyesters
College-level or AP chemists use phthalic anhydride to synthesize two different polyesters, one linear and one cross-linked in structure. A detailed materials list and well-written procedures are provided on a lab sheet. Learners write...
Curated OER
Diffusion through Membranes
Students identify diffusion and its processes through experimentation and calculations. They also use a CBL and conductivity probe to measure the conductivity of various solutions and study the effect of concentration gradients on the...
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Cell physiology and chemistry
Students design an experiment to discriminate between chemical diffusion, osmosis, facilitated diffusion and active transport through a membrane. Be specific about predictions and interpretations!
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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 instructional activity includes specific dialogue and steps...
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Investigation of Crystallinity in Polymeric Materials
A kaleidoscope is constructed using polarizing polymer paper and then low-density polyethylene, high-density polyethylene, and polypropylene are all melted onto individual glass slides and examined through a microscope. The intent is to...
Curated OER
Which Wrap Is Wrapped Right?
Students investigate the integrity and strength of different types of food wraps. They test the wraps and create a graphic organizer for the data. Once it is organized then a lab report can be written. The lesson contains background...
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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
Catering Middle-School Science: Monomers, Polymers, and Macromolecules
Students investigate foods. For this biology lesson plan, students will conduct testing on different types of foods as they learn about different molecules that make them up. Students will also learn about the shapes of the molecules.
Curated OER
Winter
Students explore the nature of water and water molecules. They examine the role of ice on organisms.
Curated OER
What's Matter?
Learners explore many of the basic properties of matter including atoms, ions, elements, molecules, and density. The class explores an interactive flash-animated Web site to answer questions and clarify misconceptions they might have had...
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Alkanes and Conformation
In this alkanes and conformation worksheet, students name 10 different alkanes, they write the structural formulas for 4 alkanes, and they write Newman projections for 2-methylbutane. They also write structure of stable conformations for...
Curated OER
How Do I Get a Pure Sample of the Molecules I Make?
Learners initially engage in online research and consult print materials to identify a compound to produce. Once a selection has been made, individually, students conduct lab experiments to isolate substances. The end product is a...
Beyond Benign
Breaking the Tension
The tension builds as learners experiment in your classroom. The 17th installment in a 24-part series has scholars investigate the concept of surface tension. After discovering characteristics of surface tension, they add a compound...
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Teaching about the Chemistry of Oxygen Solubility
Students explore solubility of gases in water, Henry's Law, LeChatelier's Principal, and supersaturation of gases in water.
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How to Design an Experiment
Pupils work together to develop and implement an experiment. They investigate the properties of nylon and construct a mobile of organic materials. They share their experiments with the class.
Virginia Department of Education
Charles’ Law
Searching for a relatively interesting way to demonstrate Charles' Law? Here is a lesson in which pupils heat air inside a flask and then cool the flask to quickly cool the air. They make observations about what occurs during the...
Curated OER
Using Ion Exchange Chromatography to Separate Proteins
Students explore protein purification by separating a positively charged molecule, lysozyme, from a negatively charged molecule, albumin, at neutral pH using ion exchange chromatography.
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Synthesizing Pigment and Dyeing Cloth
Young scholars create a synthetic dye and oxidize the dye and record the effects.
Curated OER
The Physical Behavior of Matter
Learners distinguish between three phases of matter: solid, liquid and gas, on the molecular level. They compare and predict the relative compressibility of the three phases of matter through journal writings and drawings.
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Desalination: Creating a Solar Still
To better understand how solar power can aid in creating desalinated drinking water, the class creates a model still. They will build a model of a solar still, make observations, and discuss how the process works. While the idea behind...
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Thermoset Polymers
Young scholars complete a lab activity with polymers to allow them to better understand how to make "observations". In this science lesson students make measurements and collect data.
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Lesson on Proteins
Students examine the importance of proteins including their function and structure. In this protein lesson students play a game to help them better understand proteins.