Curated OER
Addition Polymerization: Preparation of Polystyrene Using Two Types of Initiators
Advanced chemistry classes compare the polymerization of styrene using two different initators: benzoyl peroxide and aluminum chloride. Once they synthesize polystyrene, they compare the two producet for melting point and density. There...
Curated OER
Density
Learners predict when an object will float or sink based on comparison of density of the object to the density of the substance in which it is placed. The access a website and sketch the object in the first column of their table and then...
University of California
Hot! Hot! Hot!
Calories are not tiny creatures that sew your clothes tighter every night, but what are they? A science instructional activity, presented at multiple levels, has learners experiment with heat, heat transfer, and graph the function over...
Polar Trec
What Is My Footprint?
How do one's habits and lifestyle choices affect the environment? Through a short online survey, learners will calculate their own carbon footprints then determine how to reduce their impact on the environment through simple steps, such...
Cornell University
Discovering Enzymes
Explore the function of enzymes through a series of lab investigations. Learners use household enzymes such as hydrogen peroxide to model the role of enzymes. The enzymes break down proteins with and without a catalyst.
Curated OER
Plants in Your Gas Tank: From Photosynthesis to Ethanol
Explore ethanol and how it is produced. Young scientists investigate photosynthesis and fermentation to the concept of conservation of energy and mass. They discuss the environmental and economical benefits of ethanol as a fuel additive.
Curated OER
Electrostatics
Middle schoolers examine ways positive and negative charges are attracted and repelled by watching teacher demonstrations, and complete activity sheet related to classroom demonstration activities to prove proficiency of knowledge of...
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
Chemistry & The Community
Learners complete a Webquest which investigates the chemistry in items such as shampoo. They research the Internet, perform a lab experiment, and write a scientific lab report with their findings. Upon completion of the activities, the...
Curated OER
Einstein's Big Idea
Students investigate the concept of the Einstein's Theory of Relativity while conducting research using the internet and following the outline of the objectives to guide the information search. The lesson includes background information...
Curated OER
Water Resource Engineering
Students examine solubility and the significance of water. In this aqueous solution instructional activity students complete a lab activity on soil profiles.
Curated OER
Lesson 3: Nutrition, Labeling and Packaging
Young scholars explore basic nutrition concepts to help them select healthy diet, evaluate food intake, discuss major food labeling issues, design labels for food products, examine history of food packaging development and how packaging...
Curated OER
Electron Transport System Made Fun and Easy:
Students identity the components of electron transport system through role play. They explain the role of intermediate energy carriers to the production of ATP molecules. They describe the relationship of electron transport system to...
Curated OER
Growing Barley for Use in Biosynthesis Experiments
Students attempt to determine the optimum growing conditions for barley. They assess the effects of a number of substances such as ammonium chloride and urea on the plants
Curated OER
Things That Glow: From Fireflies to Quantum Dots
Third graders observe light energy. In this heat and energy lesson, 3rd graders will study the concept of light as a form of energy. Students will examine the different forms of light and the type of energy it produces.
Curated OER
Ego Trip- Exploring the Inner Workings of the Human Body
Young scholars gain an understanding of how systems and organs in the human body work. They create their own fictional account of a trip through the human body, and describe one response the body makes to stimuli.
Virginia Department of Education
Partial Pressure
At some point, everyone has been under pressure—even Dalton! Explore Dalton's law of partial pressures with young chemists as they measure the volume of air extracted from a sample compared to its original volume. Class members perform...
Virginia Department of Education
Aspirin Analysis
Laughter may be the best medicine, but aspirin is also important. Young chemists analyze aspirin tablets using titration in this lab experiment. They then repeat the entire experiment using a different aspirin brand.
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...
Virginia Department of Education
Electricity and Magnetism
Take charge of your class and provide them with an electrical experience! Individuals investigate the basic principles of electricity and magnetism by creating a model to test electric current and the amount of electricity generated....
Curated OER
Unknown Element Project
Young scholars work with a partner to determine the identity of an unknown element based on given descriptions. Groups use classroom textbooks, encyclopedias, and science internet sites to identify their unknown element then write a...
Curated OER
Super Glue Fuming of Latent Fingerprints
Students explore latent fingerprinting. They observe a supervised demonstration of the process that real-life crime scene investigators sometimes use to identify latent fingerprints. In addition, they brainstorm ways to improve the...
Curated OER
Elements And Atoms
High schoolers 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...
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...