Curated OER
Summer Science Recipes: Experiments on the Grill and in the Kitchen
Generate ideas about the most scientifically sound ways to prepare foods safely and efficiently during the summer season. Learners will use the GED Connection Science Workbook, so they can practice the skills needed to prepare for the...
Curated OER
Cell physiology and chemistry
Students design an experiment to discriminate between chemical diffusion, osmosis, facilitated diffusion and active transport through a membrane. Be specific about predictions and interpretations!
Howard Hughes Medical Institute
The Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture
Got milk? Only two cultures have had it long enough to develop the tolerance of lactose as an adult. Learn how the responsible genes evolved along with the cultures that have been consuming milk. This rich film is supplied with a few...
Curated OER
Science Lessons for Grade 7
Seventh graders construct a food chain based on pictures shown on the board. In this biology lesson, 7th graders describe the motion of particles as energy is changed. They explain how pH changes during neutralization.
Curated OER
Rain Forests: Sustainable Use
Pupils discuss their opinion on a teacher given scenario. In this chemistry activity, students research the value of rainforests. They relate these ideas to current forestry practices.
Curated OER
The Good, the Bad and the Nasty Tasting
Students examine the effect of chemicals from marine plants or animals on predator's preferences. In this ecology lesson, students conduct taste tests and collect necessary data. They write their conclusion after analyzing experimental...
Biology Junction
What Is Ecology?
Do you know the name for the biological study of interactions? A short presentation with accompanying worksheet introduces individuals to ecology. The materials offer a broad overview of the subject and the levels of organization to...
Curated OER
Metabolism & Enzymes
More extensive than just a general overview of digestion and reactions, this slide show gives information about all areas of enzyme function. Topics like the chemistry behind efficiency of enzymes, factors that affect speed of reaction,...
Curated OER
Kidney Structure and Function: removing intracellular waste
Your class will learn all about the function of the kidney and how it operates in animals from different habitats. The methods of absorption, filtering and excretion are detailed and pupils will learn of the different disposal methods...
Curated OER
Lake Strata and Internal Waves
Use the classic density demonstration of placing a cola, a clear soda, and a diet soda into a tank of water. Then let learners attempt to pour some of the soda into layers in a clear container. The procedure explains a thermocline, and...
Curated OER
Earth Science Lesson Plans on Geologic Time
Springboard your fourth and fifth graders into the study geologic time. They will complete 7 activities to learn about geologic time and the topics most often associated with it: astronomy, creation, planet formation, volcanology,...
National Institute of Open Schooling
Water Pollution
Fifteen million children under the age of five die each year due to diseases in their drinking water. Water pollution is the topic of lesson 34 in the series of 36. Scholars, through reading and discussing, study numerous aspects of...
Cornell University
Bacteria Take Over and Down
Bacteria outnumber all other forms of life on Earth. Scholars observe the growth of bacteria in petri dishes to understand their role in maintaining good health. Then, they observe the growth of bacteria after they introduce...
Curated OER
2005 Hidden Ocean Expedition What's Eating You?
Analyze data and make inferences about the trophic position of organisms in the Canada marine food web. After a review of the geography and formula, discuss results and write an essay to improve the understanding of Artic food webs.
Curated OER
Scientific Inquiry
Students investigate the general geology, biology, and chemistry of Seneca Lake. They study how to use scientific instruments on the research vessel. They explain how the data they gather will be used by scientists and develop a hypothesis.
Curated OER
Strange Bugs
As individuals or in small groups, marine biologists research and discuss archaea and their unusual behavior as compared to bacteria. Teach them about the chemical makeup of the cell membrane of these strange organisms. This complex...
Curated OER
Life in Extreme Environments - Lakes Under Ice
High schoolers collect chemical, physical, and biological data from a local lake throughout the year. In addition, students discuss the design of an experimental structure for water collection at several specific depths as well as assess...
Curated OER
To Smell or Not to Smell, That is the Ester
Students explain the basic concepts of polymerization. Students participate in a lab to create a crude preparation of carboxyl esterase and test its effectiveness in reducing the residual monomer in an emulsion such as paint.
Curated OER
The Basics of Biochemistry
Science teachers can introduce basic chemical concepts to biology students.
Curated OER
Ethical Decision Making in Biology
Students explore a model that illustrates the spread of HIV through an adolescent population. Acting in the role of epidemiologists, students explore the dilemmas of HIV infection presented by a simulation. Students produce a play, skit,...
Curated OER
Investigating the Effect of Salinity on the Density and Stability of Water
Water with varying amounts of dissolved salt are dyed and then used to compare densities. The objective is to discover the effect of salinity, and therefore density, on ocean water on the stability of the ocean. Many branches of science...
Curated OER
Evolutionary Relationships Based Upon Comparative Genetics
High schoolers investigate the protein cytochrome c in an attempt to use its genetic chemistry to study possible evolutionary relationships between organisms. The lesson integrates technology with the use computers to perform DNA analysis.
Curated OER
How Does Your (Coral) Garden Grow?
Analyze and graph oxygen isotope ratios in coral samples in relation to the distance from the outer skeleton edge. Compare the data to the mean monthly water temperatures. Uncover whether or not there is any correlation. In addition to...
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...