Curated OER
How to Clean Up an Oil Slick
Young scholars 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...
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
Condensation Polymerization: Preparation of Thiokoll® (Polysulfide Rubber)
This lab activity is geared toward experienced chemistry learners, in particular, those who are familiar with organic chemistry. They will create a synthetic elastomer and then make observations and measurements of its different...
Curated OER
The Influence of Initiator Concentration on the Molecular Weight of Polystyrene
This in-depth organic chemistry lab walks learners through an investigation of the effect of initiator concentration on the resulting molecular weight of polystyrene. It is important that you use this instructional activity with...
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
Investigating the Effect Of Successive Heat and Cool Cycles on a Thermoplastic material.
Students investigate hot melt glue using a hot melt glue gun as an an injection molding simulator and a melt index viscometer. They evaluate the effect of heating and cooling by weighing the glue extruded over a constant time period.
Curated OER
Chromatographic Separation of Methylene Blue and Sodium Fluorescein
Students determine the best solvent system for separating a methylene blue/sodium fluorescein mixture by thin layer chromatography. They conduct an initial TLC separation using ethanol and a different solvent mixture and analyze the data...
Curated OER
Glass Transition in a Rubber Ball
Learners illustrate the changes in the properties of a material at its glass transition point. They gather data which they use to construct graphs regarding elastic modules versus absorption modulus, tangent delta, and the effect of...
Curated OER
Determining Cutting Site Locations
Students explore DNA restriction mapping. They cut pieces of paper into lengths representing those produced when specific enzymes are used to cut a strand of DNA.
Curated OER
The Great Cafeteria Caper
Students extract DNA from their own hair roots. They run an electrophoresis gel to examine patterns of their DNA along with standard DNA. The experiment is based on a crime scene scenario.
Curated OER
Safety Comes First
Here is a thorough lesson on safety in the chemistry lab. Chemists review a detailed list of safety rules, draw the layout of the laboratory area to include emergency equipment, identify hazard warnings, and consult the MSDS in order to...
Curated OER
Life of a Civil War Soldier
Eighth graders write about the physical hardships endured by soldiers of the Civil War. They compare the losses between two communities during the Civil War. They analyze personal letters to understand what a battle was like. They...
Curated OER
Genetic Engineering
Young scholars identify relationships between scientific concepts and their historical roots. They discuss and debate issues of ethics in science, specifically on the concept of genetic engineering and describe the processes of cloning...
Curated OER
F.L.A.S.H. Introduction
F.L.A.S.H stands for Family Life and Sexual Health, it's a program specifically focused on providing special needs learners with vital information regarding personal and sexual health. This is an overview of the program, complete with...
Curated OER
Edible GMOs?
The debate over genetically modified organisms is on! Young biologists imagine that they have been asked to choose which corn chips will be sold for a fundraiser, one made with GMOs or one without. This four-day lesson plan requires...
Curated OER
"The Soil Around Us" Project
Young geographers collect samples of different kinds of soil to match to the soil terms in Barry Rudner's rhyming book Filet of Soil: dirt, mud, dust, soot, etc. They start a glossary for the project on index cards or large sheets...
Curated OER
Data Collection
Students write a journal exercise that relates to pets. They collect information from each other in order to practice making and interpreting bar graphs. They Continue building different kinds of graphs with the group.
Curated OER
Soil Type and Management
Students study the basics of soil science. They research and gather data through readings, videos, and performance of laboratory investigations. As a team they generate oral and written recommendations for the amendment of soil.
Curated OER
Sustainable Agriculture: Soils And Food Production
Ninth graders recognize differences in soil quality from one area to another. They describe the importance of organic matter in soil health and suggest ideas that help provide adequate food supplies for the world. The interview a person...
Curated OER
"Conducting a Watershed Snapshot of Blockhouse Creek"
Students examine specific skills in assessing water quality from a holistic approach. They assess the health of a local watershed and identify problems in the local watershed and suggest remediation.
Los Angeles Unified School District
Illuminated Poetry
Robert Frost's "Nothing Gold Can Stay" serves as a model for a poetry analysis activity. The whole class critiques the sample and then groups select a poem and prepare a PowerPoint presentation in which they illustrate how their poet...
Curated OER
Butterfly Life Cycle
Create colorful butterfly models that display the stages in a butterfly's life with young learners. They will identify the stages in a butterfly's life cycle. Then they will create a butterfly model, arranging the stages of a butterfly's...
American Institutes for Research
Data and Probability: Marshmallow Madness
Upper grade and middle schoolers make predictions, collect data, and interpret the data as it relates to the concept of probability. They work with a partner tossing marshmallows and recording if they land on their side or on their...
Curated OER
Data and Probability: What is the Best Snack?
In this math/nutrition lesson, the nutritional value of 3 snack foods is recorded on a data chart and represented on a bar graph. Students analyze and compare information, construct data charts and related bar graphs, and draw...