Curated OER
Degradation and Weathering of Polymeric Materials
Young scholars investigate issues of degradation and weathering of polymeric materials during their useful life. They evaluate photodegradable plastics and their viability as an environmental solution for litter and investigate the...
Curated OER
How to Clean Up an Oil Slick
Students explore how an oil spill is contained and cleaned up. They investigate an oil absorbing polymer that is hydrophobic, absorbs up to 19 times its own weight in nonpolar liquids, floats on water, and can be reused or disposed of by...
Curated OER
Characterization of the Bioluminescence (Lux+) Gene E. coli
Students grow E. coli strain HB101, which contains the plasmid pUCD607 with the bioluminescence (Lux+) gene. The plasmid containing the Lux+ gene is isolated from the E. coli, then characterized by restriction analysis.
Curated OER
# 15 A Search for Automated Plastics Recycling Separation
Students are challenged to investigate the physical and chemical properties of plastics and use them to design a system that could be used to separate them. 1st year chemistry students use density for separation, students gathered...
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# 05 Color Me Analytical
High schoolers are introduced to colorimeter on two levels. They investigate how to physically manipulate the colorimeters. Secondly, the students start on a pathway of discovery to one of the most important principles in analytical...
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Simple Tensile Testing of Polymeric Films and Sheeting
Chemistry classes pretend to be consultants to a grocery story trying to decide what polymer to use for therir new non-paper bags. They prepare tensile bars and use them to test plastic film samples for strength and stretchability. Both...
Curated OER
Water and Polymers
Students conduct qualitative and quantitative investigations based on the interaction between water and various polymers. They determine the percent moisture contained in various plastics along with a qualitative procedure to determine...
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The Study of Molecular Orientation by Linear Dimension Change of Polymeric Films
Students investigate the linear dimension change of heated plastic film and relate the results to processing and service use of the materials. They calculate percent change in dimension as related to anisotropy and molecular reorientation.
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Determination of Plasticizer in PVC
Students isolate and determine the amount of plasticizer in polyvinyl chloride. They use Infrared Spectroscopy (IR) or Fourier Transform Infrared Spectroscopy (FTIR) and gravimetric techniques in this experiment.
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DNA on Stick
Learners experience a "hands-on" activity to get visual evidence of the physical nature of DNA and the process of DNA purification. They explore one method of chromosomal DNA isolation and DNA extraction.
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Determination of Phosphorus Content in River Water
Divide your chemistry or environmental science class into two groups. Each group tests water samples from a river for the concentration of phosphorus using a different method. With chemists, you can use this activity as they learn to use...
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Innocent or Guilty: A Lab on DNA Gel Electrophoresis
Learners use the prelab as an introduction to the importance of DNA fingerprinting- a form of identification that us being accepted by both scientific and leagl experts. They prepare a gel for electrophoresis. DNA fragments, which have...
Curated OER
# 02 The Aspirin Shelf-Life Scenario
Students work for a company that produces acetylaslicylic acid, aspirin. They have been assigned the task of determining if different packaging materials and/or environmental storage procedures can increase the shelf-life of the product.
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# 21 Measuring Nitrate by Cadmium Reduction
Students design an experiment to evaluate the effects of various treatments on the nitrogen cycle in a freshwater aquarium. They are required to maintain a laboratory notebook of all work, measure the key analytes of the biosystem at...
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Using Plant Pigments to Link a Suspect to a Crime
Students use chromatography to separate plant pigments collected from a fictitious crime scene and suspects. They compare the Rf values of the plant pigments to determine whether the plant pigments found on any of the suspects match the...
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Political Culture: A Self-Evaluation
Young scholars explore the concept of popular culture. In this popular culture lesson, students take the provided survey on their opinions of political culture and beliefs. Young scholars graph the survey results and discuss them.
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The Treaty of Versailles: An Outside Perspective
In this World War I worksheet, students read an article about the Treaty of Versailles and examine 2 maps. Students then respond to 8 short answer questions based on the information.
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Genetic Engineering/Biotechnology
Students create a paper model of a plasmid and insert a DNA molecule that contains a specific gene into the plasmid. They complete an actual transformation involving E. coli bacterium and relate the two activities to one another.
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The Early Development of Korea
Students examine the early development of the country of Korea. Using maps, they identify how geography of the country has contributed to its isolation. They use the internet to research how China influenced Korea and what achievements...
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Diffusion & Osmosis with Data Analysis
Students explore principles governing diffusion and osmosis. Students perform a dialysis tubing experiment. They obtain core samples of potato in varying concentrations of sugar-water to measure water potential of the potato cells....
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Spanish Lesson
Students study the culture and current events of one of the Spanish speaking countries throughout the year.
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Thoreau
Eleventh graders answer the question Why Westborough? Why did their town develop as it did, what types of industry were here and why. They are introduced to journal writing. Students free write about ideas that stand out from class. ...
Ed Change
Digital Sexism Quiz
In this digital age quiz, students respond to 10 true or false questions based on their opinions of gender bias in contemporary society.
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Money Simulation (mini economy)
Students participate in a local, classroom economy in both the resource and products market. They track all transactions and learn economic principles and concepts.
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