Curated OER
Activities for a High School Instrumentation Course
The intent of this series of activities is to introduce high schoolers to the field of chemical instrumentaiton. They perform a few basic chemistry lab techniques: pH titration, paper, gas, and liquid chromatography, ultraviolet and...
Curated OER
Intrinsic Viscosity
Students treat a high molecular weight polyvinyl alcohol polymer with potassium periodate. They measure the viscosity of polyvinyl alcohols.
Curated OER
Using a Controlled Experiment to Identify Two Unknown Plasmids
Student demonstrate knowledge of recombinant DNA techniques (restriction enzyme digest, gel electrophoresis, and staining gel). They demonstrate skills needed to complete a gel electrophoresis and interpret a stained gel. Pupils solve...
Curated OER
Library Orientation
Quidditch anyone? Here's a fun way to introduce your class to the resources available in the library as well as on the Internet. Researchers create an outline of the sources they locate about Harry Potter, J.K. Rowling, quidditch, and...
Curated OER
Human Cloning: Is it Biological Plagiarism?
Is cloning good or harmful? Help your class understand the risks and benefits as they read, research, and discuss human cloning. Individuals form teams, research information, and present to the class before concluding with an in-depth...
Curated OER
Dead Zones: Why Are the Waters Dying?
Students investigate the effects of pollution on marine ecosystems. They read and discuss an article, identify the effects of pollution on marine life, conduct research on local nutrient pollution, and conduct local water quality studies.
Curated OER
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
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
Condensation Polymerization
This organic chemistry lab activity is appropriate for teaching polymerization, percent yield, melting point, or the types and uses of polymer materials. Chemistry pupils imagine that they are working for a company to develop a special...
Curated OER
Chemical Resistance and Synthetic Polymers
Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.
Curated OER
Condensation Polymerization: Preparation of Nylon 6/6
Students participate in a lab activity in which they synthesize nylon 6/6, calculate the percent yield by mass, identify the polymer as thermoplastic or thermoset, and determine the melting point, density and end-product use of the polymer.
Curated OER
#17 Determining the Accuracy of Selected Laboratory Glassware
Students calculate the volume of a specific mass of water placed in selected pieces of common laboratory glassware, using the density formula. They then determine the accuracy of the volumetric measurement for selected pieces of...
Curated OER
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...
Curated OER
# 18 Gas Chromatography: Introduction and Application
Students are introduced to a gas chromatography using a discovery-based approach. They are presented with a scenario/industrial application where their job is to verify that the company's mouthwash contains a specific percentage of...
Curated OER
Fingerprinting Lab
High schoolers recover latent prints by iodine fuming, cyanoacrylate fuming, and dusting with powder, after a lecture/discussion on fingerprinting techniques. They each provide a fingerprint for identification by another student. A...
Curated OER
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...
Curated OER
Quiet on the Set!
In pairs learners perform a silent skit portraying relationships between two known characters from a popular book or a play for their classmates. Next, the class will read and discuss a NYTimes article about a film school in the Bronx...
Massachusetts Department of Education
Similarity through Transformations
Create the ultimate miniature golf course. The 93-page model curriculum unit from the Massachusetts Department of Elementary and Secondary Education contains nine lessons on understanding similarity in terms of both Euclidean geometry...
American Physiological Society
Did I Observe it or Infer it?
Take the mystery out of inquiry! When young scientists learn to use their keen powers of observation to make smart inferences about a situation, they are well on their way to understanding what the scientific method is all about. Using...
American Physiological Society
It’s the Heart of the Matter
Get the class jumping for joy with a fascinating look at matters of the heart. Learners perform physical tasks, collect and analyze heart rate data, and study conditions that affect heart health. Use the action-packed lesson plan to...
American Physiological Society
What Environmental Conditions Lead to the Hatching of Brine Shrimp?
Will changing the environment in which brine shrimp live impact their reproductive success? Young scientists get hands-on experience studying the habitat of brine shrimp in a two-week immersion lesson. The teacher's guide provides all of...
American Physiological Society
How Does the Density of a Liquid Affect the Buoyancy of an Object?
Here's a lesson plan that will really float your boat! Introduce physical science scholars to the relationship between buoyancy and density through an assortment of individual and collaborative exercises. Lab groups work together to...
American Physiological Society
Why is Kettle Corn Cooked in Copper Pots?
The kitchen — it's not just for eating anymore! Specific heat is often a difficult concept to grasp, so give it context by relating it to cooking. Learners gain experience in the principles of thermal energy transfer by designing an...
American Physiological Society
Sit On It
How do product designers come up with the variety of things we see in stores and on TV every day? They identify a need, then create something that meets that need. Sounds simple, right? A two-week lesson puts seventh graders in that role...