Curated OER
Investigating Osmosis
A thorough investigation of cell transport is provided when completing the assignment. The first half requires biology class members to answer questions about diffusion and osmosis with the aid of diagrams. Then they fashion an...
Curated OER
2001 U.S. National Chemistry Olympiad Part III
Here is a comprehensive method for assessing chemistry learners' knowledge; have them approach two laboratory problems, plan their methods of solving each, and then actually carry out the experiments to find the answers. Both the...
Kenan Fellows
Unit 3: Genetic Variation
What happens when genes change? Junior genetic investigators examine the effects of mutation in the third unit of a four-part Biotechnology series. Individuals discover the types of mutations through a series of PowerPoints, then partner...
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second lesson of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown...
Curated OER
More on Conduction and Convection
Why do some items feel colder when they are the same temperature? How should you keep your soda cold? What makes the wind blow? These are just some of the things middle schoolers discover when completing a lesson on...
Annenberg Foundation
Geometry 3D Shapes: 3D Shapes
Explore vocabulary related to three-dimensional shapes. An instructional website describes the characteristics of different geometric solids. Learners can use an interactive component to view nets, faces, vertices, and edges of common...
American Museum of Natural History
DNA Detective
DNA is like the fingerprint of genetics. A quick lesson introduces the topic of DNA sequences with a mystery about an endangered species. The lesson shows how DNA extraction, replication, and sequencing often provide undeniable evidence...
Curated OER
On the Microbe Trail: An Introduction to Bacteria and Aseptic Technique
Tenth graders predict the conditions necessary for bacterial growth, test their predictions and at the same time practice the aseptic techniques and safety procedures needed when working with bacteria.
Curated OER
Introduction to Dissolved Oxygen and Demonstration of a Simple Test Procedure
Students explain the importance of dissolved oxygen in water ecosystems. They describe the aquatic oxygen cycle and the effect of water pollution on oxygen. They make observations, collect data and draw a conclusion.
Curated OER
Introduction to Minerals
Students discuss rocks and other earth materials made up of minerals. They identify minerals by means of their more obvious physical properties such as hardness, luster, color, streak, cleavage and fracture. They arrange a given set of...
Curated OER
Introduction to Correlations
Young scholars investigate correlations between human body height and other human features. They select ten subjects and record each subject's age and gender and measure for height, wingspan, distance, and size of hands. After measuring,...
Curated OER
An Introduction to Thermal Spray Technology
Students discuss difference between kinetic and thermal energy, develop and demonstrate understanding of key concepts and characteristics underlying thermal spray techniques, list items used in their daily lives that are coated, examine...
Curated OER
Marine Environmental Geology
Students take this course as an introduction to the aspects of marine geology and oceanography that affect the environment and marine resources. Topics include estuarine oceanography and sediments, eutrophication of coastal waters,...
Curated OER
The Artemia Hatchery
Students, in groups, develop their hatcheries, working cooperatively in its design and construction. The lessons begin with the introduction to Artemia as a primary food source of many aquaculture species during their larval stages.
Curated OER
Introduction to the Scientific Method
Students designs and conduct a scientific experiment that identifies the problem, distinguishes manipulated, responding and controlled variables, collects, analyzes and communicates data, and makes valid inferences and conclusions.
Curated OER
Introduction to Biology
Young scholars examine a microscope and learn its functions. In this microscope lesson students prepare a wet mount slide and complete calculations.
University of Washington
Toothpick Fish
With colored toothpicks representing genes, youngsters practice passing them through generations of fish and learn about heredity. Consider this as an introductory activity since it does not represent recessive genes with lowercase...
Curated OER
# 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...
NASA
Supernova Chemistry
By measuring the wavelength, frequency, and intensity of electromagnetic radiation, scientists determine the temperature, density, and composition of far away items. Scholars rotate through ten lab stations using a spectroscope at each...
Curated OER
Gas Law Investigation
Investigators collect the carbon dioxide produced when an antacid tablet is activated and identify what alteration produced the most gas. They also collect the gas in a buret in order to practice precision. Then they choose between two...
Curated OER
The Good and Bad Bacteria
Students are able to name one kind of harmful bacteria and why it hurts us and also name one kind of helpful bacteria and how we use it. They describe the process of growing bacterial cultures in a lab. Students create a reasonable...
Curated OER
Module #1
Students explore and can explain genetic diseases, and how the central dogma plays a key role in genetic diseases. They comprehend what DNA probe is and how it is created and that there is an ethical component to biotechnology.
Curated OER
Investigating Plant Pigments: A Guided Inquiry Laboratory Experiment
Students participate in a three-part lab in which they investigate plant pigments. Part I is designed to teach basic laboratory techniques of column chromatography, in Part II students design an experiment to separate the components of a...
Curated OER
Count Marsili & the Mediterranean Current
Students integrate history and science while discovering how salinity affects the density of water. After a lecture/demo, students work in groups to complete a lab activity that demonstrates how salinity affects the density of water.