Curated OER
Gravimetric Determination of the Nonvolatile Content of Paint
Here are the instructions for leading your advanced chemists though the process of measuring the nonvolatile components in a sample of paint. No student handout is provided, so you may want to create one based on the procedure explained....
Curated OER
Drug Analysis Using Thin-Layer Chromatography
Students use forensic science to positively identify any suspected drugs submitted to the laboratory. They determine the identity of the drugs found in the bodies of drug-overdose victims. Students use TLC to identify the active...
Curated OER
Making a Surface Coating
Students prepare a nonaqueous surface coating by first making a polymeric resin and then adding an organic solvent. There product is a basic varnish that hardens by loss of organic solvent to the air. Students make a simple paint by...
Curated OER
Intoxication: In the Arms of Morpheus
A comprehensive lesson that takes a look at psychoactive plants with this one focusing on the opium poppy. Information about the history, culture, use, source and effects are discussed. There are weblinks to reliable sources about drugs...
Curated OER
From Gene to Protein
Here is a detailed presentation to assist in your lectures on the difficult topic of genetic transcription. The history, discovery, and scientific breakthroughs will spark interest. The last 15 slides deal with the biochemistry and...
Curated OER
Trail of the Tomato Growers
Economic pressures to produce and harvest in order to meet consumer needs is a very real issue. In small groups, the class uses three guiding questions to research the pressures on tomato growers to harvest at a level that meets the...
Howard Hughes Medical Institute
Winogradsky Columns: Microbial Ecology in the Classroom
Winogradsky columns are ideal for observing the role of bacteria and other microorganisms in an ecosystem. This student activity guide is complete with data tables for observations and analysis questions for processing what was observed....
University of Colorado
Can Photosynthesis Occur at Saturn?
In the 19th activity of 22, learners determine if distance from a light source affects photosynthesis. Participants capture oxygen in straws and find that the amount of water the gas displaces is proportional to the rate of photosynthesis.
Chicago Botanic Garden
Introducing Ecosystem Services
Ecosystems provide many things humans not only use but also need in order to survive. The last instructional activity in the series of seven introduces scholars to the idea of ecosystem services, that ecosystems provide humans with many...
Scholastic
The Science of Marijuana—How THC Affects the Brain
Marijuana can affect every part of a user's life—starting with the delicate nervous centers of the brain. An informative article and worksheet prompt teenagers to learn more about how the THC found in most forms of marijuana can...
Curated OER
Temperature and the Tomato
You will need a photovoltaic system and monitor at your school in order to obtain all of the data required to thoroughly implement this instructional activity. Your class monitors daily temperature and insolation amounts over a two week...
Curated OER
Endocrine System Crossword
In this endocrine system worksheet, students solve 12 clues in a crossword puzzle focusing on the organs and hormones of the endocrine system.
Curated OER
Investigating Properties of Water: Temperature
Investigate how temperature affects the density of water and stratification that occurs in bodies of water when temperatures vary. Water of differing temperatures is given different colors to see the layers that form. The lesson is meant...
Curated OER
Chapter 16, Food Biotechnology
Although the points given on these slides are valid, the visual accessibility is poor. Consequently, many viewers would be distracted or entirely unable to view the presentation. The content is a review of microorganisms and their...
Curated OER
Soil Porosity, Moisture Content, pH, and Density
This lab activity does not have to be done with AP environmental scientists. It can also be done with middle to high school earth scientists. The procedures aren't complex. Learners determine the density of dry and wet sand in order to...
Curated OER
Advanced Matching - The Organ Systems
What's the difference between the digestive system and the endocrine system? Explore 12 body systems in this anatomy matching worksheet, for which learners find descriptions corresponding to anatomical terminology. Some of the...
Curated OER
Integumentary System: A System, An Organ, the Biggest!
It is only six short slides, but an acceptable outline of the integumentary system. General facts about the system, layers, sublayers, and functions are listed as bullet-points. What would make this presentation more engaging for your...
Curated OER
Obesity
High schoolers examine how hormones affect different tissues. In groups, they make their own hormone-receptor model and identify the characteristics of tissues that respond to the different hormones. To end the instructional activity,...
Curated OER
Plant Hormones
Students identify different plant hormones and explain their function in plant development. In this biology lesson, students investigate how IAA affect root growth. They study the history of auxin discovery.
Curated OER
Lesson 3: Nutrition, Labeling and Packaging
Students 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
Enzymatic Action
Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...
Curated OER
PICTURE PERFECT PYRAMID
Students create a model of the USDA's Food Pyramid Guide, using shoe boxes. They bring an assortment of shoe boxes from home. Students are given a copy of the "Food Guide Pyramid." They wrap boxes for the bread group in white, the...
Curated OER
Introduction to Chemistry
In this introduction to chemistry worksheet, students answer 9 questions regarding the study of chemistry. The first part is matching, then they "think like a scientist" and then they problem solve.
Curated OER
Basic Minerals - Macro and Trace
Identify minerals, their sources, functions, and deficiencies in the body. National Standard 14.2.1 Discuss macro minerals, electrolytes, and trace minerals Identify the problems associated with calcium and iron