Curated OER
Hand Lotion Analysis
Students prepare a sample of a commercial hand lotion for analysis by HPLC to determine the percent composition of two common cosmetic preservatives, methylparaben and propylparaben. They perform the analysis and the data is evaluated to...
Curated OER
DNA on Stick
Students 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.
Science Geek
Kinetic Molecular Theory
The fourth presentation in a series of five begins with information about the nature of gases and what to expect from them. Then it discusses kinetic molecular theory, diffusion, and Graham's Law, and concludes with the purification of...
Curated OER
Designing a Flotation Strategy for the Purification of Recycling
Twelfth graders work in teams to design a method of recycled plastics purification by flotation. They base their design on the concept that different kinds of plastics have different densities and keep overall costs and purification time...
Curated OER
Revised: Adventures in Earth Day: Why Do We Care About Our Environment? - Biology Teaching Thesis
To describe the ecological and aesthetic importance of the Potomac River, Middle schoolers name the ways in which the river's values are jeopardized and explain the purpose of Earth Day. They write a response to a newspaper article in a...
Curated OER
Drinking Water and Water Purification
Sixth graders design experiments to compare the amount of bacteria in river water to the amount in purified tap water. They explore how water purification removes bacteria and pollution from the water. Students examine the steps of the...
Curated OER
Purification of Water
Students study the process of water purification and explain why it was important to treat it. In this water purification activity students purify drinking water and explain the factors that affect water quality.
Curated OER
PA Watersheds, Many Ways to the Sea
High schoolers examine the water cycle and the factors that interact with watersheds. For this watersheds lesson students describe the purification process, trace the flow of infiltrate water through aquifers, and research the Internet...
Curated OER
Mock-Muck
Students purify water samples using various techniques. In this water treatment lesson, students complete a variety of activities to learn about the process. A data chart is included for recording results. A crossword puzzle is included...
Curated OER
Using Ion Exchange Chromatography to Separate Proteins
Learners explore protein purification by separating a positively charged molecule, lysozyme, from a negatively charged molecule, albumin, at neutral pH using ion exchange chromatography.
Curated OER
How To Get Clear on Water
Tenth graders experiment with a variety of methods to purify water. They study water purication issues and systems that other countries use.
Curated OER
How To Get Clear On Water
Tenth graders investigate different systems that are used to purify water. They have class discussion about the benefits and challenges that different countries would face with the implementation of the systems. Students explain the...
Curated OER
Religions of the World
A perfect resource for encouraging an understanding of the world's religions and note taking skills. Text is broken into a classic note taking style, ideal for teaching good habits. Content includes a break down of major religions,...
Curated OER
Islam: Submission to the Will of Allah
Presenting both a thorough scope of the foundations of Islam, as well as a question about Islam in America after 9/11, this slideshow provides a comprehensive outline of the background and five pillars of Islam. Viewers will walk away...
Curated OER
Islam: History, Values, and Culture
Providing a thorough outline in the first few slides, this presentation takes viewers through the history and characteristics of Islam. Especially helpful are the slides that clear up common misconceptions about Islam, such as the...
Teach Engineering
Water Remediation Lab
Water filtration — that's pure genius! Groups test the ability of a water filter to purify water by running chlorine contaminated water through a filter and measuring the chlorine concentrations as they filter the water. They then graph...
NPR
Theatre Vocabulary
From actor to volume, the 90 terms on a theatre vocabulary list are must knows for any student of the dramatic arts.
Cornell University
Nano Interactions
Tiny particles can provide big learning opportunities! Middle school scientists explore the world of nanoparticles through reading, discussion, and experiment. Collaborative groups first apply nanotechnology to determine water hardness....
Curated OER
"Cereal" Comic Strip
Pupils discuss how wheat is important to our everyday lives, from food to insulation, focusing on how wheat grains are processed into food items. Students then create a comic strip of the steps of processing grain to demonstrate...
Curated OER
Bacteria in Drinking Water And Water Purification
Students explore how sewer systems can contribute to water pollution and perform an experiment to see how well a water purification technique can protect against water-born microbial illnesses. They compare the bacterial growth from...
Curated OER
Earth Day
Learners explain that there are pollutants in the Anacostia River, what those pollutants can cause, and how to prevent further pollution. They read about pollution and graph levels of fecal coliform in the water.
Curated OER
Aluminum and Titanium
Comparing aluminum and titanium, this PowerPoint gives the physical and chemical properties of each. Illustrations are used to assist in understanding. The notes are succinct, making this information a great model for chemistry or earth...
Curated OER
Water filtration with Plants
Sixth graders explain how soil and plants effect contaminated water in nature. In this filtration lesson, 6th graders work in groups to test biofiltration units. Students determine which biofiltration units work best and how they can...
Curated OER
Fahrenheit 451 Symbol & Test Review
Although the second page of this two-page sheet probably won't benefit you much (considering you won't have the materials referenced), you could still use the first page to assess your class's understanding of the symbols used in...
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