Curated OER
DNA Extraction From a Variety of Tissue Samples
Students, working in cooperative groups, extract very impure samples of DNA from a number of tissue samples. They determine how the samples can be preserved and how they are similar.
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DNA Fingerprinting through a Chemistry Lens
Students explore DNA and restriction enzymes using fragments of DNA separated by electrophoresis on an agarose gel. They analyze the results to see "whodunit".
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The Teaching of Biology and Difference
Seventh graders pretend they were Anton looking through the microscope for the first time. They describe the way he felt when he observed tiny moving objects in the sample of pond water. They look at their own samples of pond water,...
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Generators: Three Mile Island vs. Hoover Dam
Learners are given a history of electricity and its development into the modern age lifeline upon which we so depend. The methods of power generation are introduced, and further discussion of each technology's pros and cons follows. ...
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Creatures of the Ocean
Second graders examine the characteristics of a specific ocean creature. In pairs, 2nd graders create a graphic organizer to list categories and supporting details of the ocean creature. Students review data and use it to write a report...
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Writing Personal Goals for the Summer
Third graders read and discuss the book, Miss Rumphius. They go over new vocabulary included in the book and discuss the concept of setting goals. They set their own goals for the summer and present them using a graphic organizer...
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Thoreau and those he influenced
Eleventh graders work in groups and research assigned person using the internet and use print resources for DHS media center. They create a poster that shows possible connections to H.D. Thoreau's writings and philosophies, a short...
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the Impact of the U.s. Supreme Court on High School Journalism.
Students study of the First Amendment, Tinker, Hazelwood and the Colorado Student Free Expression Law. They discuss the ramifications on the student press and recite their memorized First Amendment rights. They discover what can...
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Using the Correct Vocabulary to Solve Problems
Third graders examine the vocabulary and strategies to be used with addition, subtraction, and multiplication word and story problems. They observe the teacher solve a variety of problems, then write and illustrate their own original...
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Teaching Biotechnology by Analogies and Models
Students examine analogies and create models to help visualize the concept and technique of basic biotechnology. Common scenarios are used to explain the complex procedures of genetic engineering.
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Adaptations
Eighth graders choose an animal and research its various adaptations using
their information, 8th graders create an informational tri-fold brochure or newsletter. They should include facts about the animal's adaptations as well as...
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Science: Designer genes
Students engineer new organisms using biotechnology. In small groups, they write procedures, list benefits and drawbacks, and explain how their new organism might affect the environment. After creating their new organisms, they present...
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CALORIE COUNTDOWN
Students will categorize foods according to their components and energy content.1. Design a large bulletin board with sections for carbohydrates, fats and proteins.
2. Ask students to bring labels and packages of different food products....
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Wandering Wild-oats
Students observe wild-oat seeds. In this biology lesson, students watch how wild-oat seeds react to moisture and draw conclusions and make predictions.
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Poriferans and Cnidarians
Students study the major phyla of the animal kingdom. In this biology lesson unit, students identify their general characteristics. They define taxonomy terminologies.
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Revised “Understanding Nutrition” Activity
Students evaluate their current food choices. In this health science lesson, students test different drinks to rate the amount of Vitamin C content. They discuss results in class.
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Powering a Green Earth
Students compare and contrast renewable and nonrenewable energy. In this environmental science lesson, students discuss the importance of going green. They identify the different components in a power grid system.
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