Curated OER
AP: Chapter 54: Ecosystems
A lot of learning is packed into these 23 questions about ecosystems. Advanced biology classes apply their knowledge of communities, productivity, biogeochemical cycles, and human impact on the environment by writing short answers for...
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Biology: Understanding Cellular Organelles
Students distinguish the differences between Prokaryotic and Eukaryotic cells. Using microscopes, they examine a variety of plant and animal cells. Working in groups, they draw and label plant and animal cells and show the mathematical...
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Fall 2003 Midterm Exam #3
Let there be light! When your physics learners take this midterm exam, light will be their focus. They will show what they know about electromagnetic waves, interference, refraction, reflection, lenses, prisms, and more! The test is...
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Parts of a Microscope
In this biology lesson, students label and identify the different parts of a microscope. They complete 16 short answer questions about each part's function and complete 12 review questions in the end.
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Examining Pond Life
Students collect and examine microscopic life from a local pond. In this biology lesson, students examine local pond water, searching for protozoa, with the use of a microscope. Students identify the various life forms in their slides...
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Pyramid of Biomass
Young scholars interpret data to demonstrate biomass and number pyramids. They use information to draw conclusions and examine an example of biological magnification.
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Biology Word Search
In this biology worksheet, 9th graders identify and locate various vocabulary terms found in the study of living things. There are 31 biology terms located in the word search.
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Lenses
Students identify the different uses of lenses. In this physics lesson, students compare lenses with different magnifications. They record data and discuss results in class.
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Embryological Development Using Medaka Fish
High schoolers analyze and record major events that occur in the development of Medaka fish eggs from fertilization to hatching. In small group, students describe the processes involved, creating a timeline of the major events in the...
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History and Development of the Microscope
In this microscope worksheet, students review how microscopes work and how early scientists figured out how microscopes could help them with their discoveries. This worksheet has 3 fill in the blank and 7 short answer questions.
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The Microscopic World
Students identify magnification by first using a magnifying glass and then with photos taken through a microscope. They complete a handout that leads them through each activity stated. Finally, students use their microscope to view a...
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Math Morphing Proximate and Evolutionary Mechanisms
Students identify the different types of fractals. In this geometry instructional activity, students use math to analyze different biological phenomena. They collect data from the experiments and construct graphs.
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Seed Detectives
Students examine seed coats. In this biology lesson, students look at pictures of magnified seed coats, then use hand-help magnifiers or microscopes to look at seed coats on their own.
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Human Epidermal Cells
Students explore epidermal cells. After following specified procedures for removing epidermal cells from their wrist, students view the cells with the use of a microscope. After creating a drawing of their observation, students label the...
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Biomes
In this biomes worksheet, students review the characteristics of aquatic biomes and terrestrial biomes. This worksheet has 12 fill in the blank, 6 multiple choice, and 4 short answer questions.
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Environmental Issues
For this environmental issues worksheet, students are given 10 current topics that are problems in our environment today. They complete sentences about each topic by filling in the blanks with the appropriate terms. Some of the issues...
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Microscope Mania
Students examine parts of a microscope and how to use a microscope at five lab stations. They identify parts of a microscope by describing the differences between low power and high power. They visit Internet sites (included in the...
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Using a Controlled Experiment to Identify Two Unknown Plasmids
Student demonstrate knowledge of recombinant DNA techniques (restriction enzyme digest, gel electrophoresis, and staining gel). They demonstrate skills needed to complete a gel electrophoresis and interpret a stained gel. Pupils solve...
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Comparing Animal and Plant Cell Structure
Students work as a team to use the ProScope Digital USB Microscope and a computer to collect microscopic images from a variety of organisms. When they compare these specimens, they are able to determine how they are alike and different...
National Nanotechnology Infrastructure Network
Powers of Ten with the Blue Morpho Butterfly
Explore the powers of ten while examining a Blue Morpho butterfly wing. Learners discover there is a lot more than meets the eye when one looks close enough.
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Food Chains Are Not A Necklace!
Second graders examine how food chains interact with different plants and animals. They practice using new vocabulary. They also discover the role of pesticides in the environment.
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Microbes From a Hay Infusion
Middle schoolers observe, over time, microbes such as amoebas, protozoa, rotifers and insect larva. They create a hay infusion culture using pond water then sample and record organisms found over a two week period.
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Timelines
Students examine evolutionary history; the earth's timeline by creating timelines. They determine the timeframes of era, epochs, and periods and study the species that were evident in each.
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Dissecting Frog Embryos: Cell Membranes and Mitosis
Students use high powered dissection microscopes to dissect and examine frog embryos as well as see balls of cells that were produced by rapid division. The concept of mitosis links to the instructional activity.