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The Solution to Pollution is Dilution
Learners consider what happens to herbicides or insecticides that are used in agricultural practices, especially herbicides that are used to control noxious weeds. They become acquaint with a chemical assessment method known as...
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Dragon Boats
Students create a model boat. In this art lesson, students identify what makes a boat float and use milk cartons to create their own boat.
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Cosmic Wheels
Students build a scale model of the Solar System and determine the time other planets take to travel around the Sun in comparison to the time of the Earth's revolution. The velocity of the planets are also determined in this lesson.
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What's the Fizz Factor
Students as a class create a fountain using both coke soda, and mentos candy. In this science instructional activity, students test which combination of coke and mentos products produce the tallest fountain. Students use the scientific...
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Angular Velocity: How Long Is a Day on The Sun?
Students establish the angular velocity of the Sun and determine how long it takes the Sun to make one complete revolution. They determine what angular velocity is and how it can be useful in determining the speed and direction of any...
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Global Warming
First graders discover the effects of global warming on polar bears. In this life science instructional activity, 1st graders model the polar bear's habitat and observe what happens as they raise the temperature. They record their...
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Spinning into Space
Students, through hands-on activities, teacher demonstrations, pictures, and informational books, complete a unit on the Earth and its place in the Universe. They make mobiles of the Milky Way and watch demonstrations of lunar and solar...
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Naming the Clouds
Fourth graders examine how water condenses into clouds and identify the different types of clouds using the same system devised over 200 years ago. They listen to a book about clouds, and create a Cloud Key. Next, they record their...
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Biomass: The Energy of the Future
Sixth graders examine information about a variety of renewable fuels. They read key vocabulary terms, read and discuss a story handout, and conduct research on renewable fuels. Students then complete a comparison chart, and write an...
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Mutation and Genetic Change
In this genetic change worksheet, learners read about how mutations can occur in germ cells and somatic cells. Students complete 1 multiple choice and 4 short answer questions.
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Pollution Solutions: Earth Day
Eighth graders explore water pollution. In this stewardship lesson, 8th graders draw comparisons between potable and impaired waters. Students use the Learning Link website to examine ways people are fighting pollution and then design an...
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With Liberty & Top Soil for All
Middle schoolers compare the basic needs of plants to the basic needs of democracy. In this democracy comparison lesson, students complete a worksheet on what happens to a plant that's not nourished. Middle schoolers draw a correlation...
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Milkweed and Monarch Butterfly Mania
In this online/interactive worksheet comparing and contrasting Monarch and Great Spangled Fritillary Butterflies worksheet, students read an online comparison and contrast guide, use the graphic organizer, and record the similarities and...
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Regulating Gene Expression
In this gene expression worksheet, students read about two transcription factors: activators and repressors. Students complete 1 multiple choice and 5 short answer questions.
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RNA and Gene Expression
In this RNA instructional activity, students compare and contrast RNA from DNA. Students complete 1 multiple choice and 8 true or false questions.
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Finders Keepers
Students explore the career of beekeeping. In this careers lesson plan, students examine the importance of the beekeeping industry. Students read stories about beekeepers and write comparisons. Students write a report on beekeepers and...
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Compare and Contrast
Encyclopedia Brown asks readers to compare and contrast clues to help Kara and her family solve the mystery of the dripping water. A Venn diagram could be used to make visual the similarities and differences between the two rooms.
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Lesson 5: Designing an Experiment
The intent of this lesson is to introduce young scientists to the steps of the scientific method. To this end, they consider the question, "Which brand of battery lasts longest?" In this case, the experiment is carried out as a class,...
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Spreadsheet Moon Comparison
Students use the Internet to research characteristics of moons for other planets They use a spreadsheet to organize information for all of the moons researched. They use the spreadsheet data to make statements showing comparisons and...
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Climate Comparison
Students explore climate regions. For this climate lesson, students examine the climate regions of Alaska as well as the state of Hawaii. Students research selected Internet sources to gather information regarding the climates present in...
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Comparison of Human and Chimpanzee Chromosomes
Students actively engage in the careful analysis of chromosome banding patterns and identify examples of inversion in homologous chromosomes.
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Neuron Anatomy Comparison
Students create a scale model of a motor neuron that is two hundred times larger than the actual neuron. They identify the structures of a neuron and observe neurons under the microscope then use a worksheet to convert actual sizes into...
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Water Issues on Puerto Rico and Oahu: A Comparison of Two Islands
Fifth graders explore how the tow islands receive and use fresh water. They also address some of the threats to the fresh water supply on each island. Students explore the instructional activity objectives through water cycle models...
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Comparison of Snow Cover on Different Continents
Students use the Live Access Server (LAS) to form maps and a numerical text file of snow cover for each continent on a particular date. They analyze the data for each map and corresponding text file to determine an estimate of snow cover...