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Explore graphical representation of a real-life data set and determine the exponential regression model for the data in your classroom. Students also compare the estimated value to the given value by determining the percent error.
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Food Safety Lab
Students use the scientific method to investigate the role of temperature in microbial growth. In this food preservation lesson plan, students set up an experiment with fruit in room temperature and in a refrigerator. They record the...
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Carrying Capacity of Ecosystems
Students define population and carrying. In this algebra lesson, students explore exponential growth and decay based on animals and things that grow or decrease exponentially. They graph their findings and discuss their results as they...
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Endocrine Disruptors in Our Drinking Water: Should We Be Concerned?
Learners investigate the different hormone contaminants in the water supply. For this math lesson, students analyze data tables and graphs. They demonstrate exponential growth and decay using frog populations.
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Population Explosion Relay
Students study the concepts of seed dispersal, germination rate, exponential population growth, and predation by engaging in a bean 'weeds vs. natives' relay race. They illustrate how weeds out-compete other plants for space by crowding...
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Graphing the Population Explosion of Weeds
Students are introduced to the seed cycle and draw the specific steps. In groups, they identify the human barriers to the spreading of weeds. After calculating the rate of spreading of the Yellowstar Thistle, they create graphs to see a...
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"Dead-Zones" and Coastal Eutrophication: Case-Study of Chesapeake Bay
Take an in-depth look at nutrient loading, eutrophication, and hypoxia using data on The Chesapeake Bay as an example. This comprehensive presentation includes detailed graphs, photos, and details about the changes in marine organism...
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Extending the Definitions of Exponents, Variation 2
Introduce the concept of exponential functions with an activity that extends the definition of exponents to include rational values. Start with a doubling function at integer values of time, then expand table to include frational time...
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Modeling: Having Kittens
Cats can't add, but they do multiply! Determine the number of descendants of a single cat given specific facts about cats and kittens. The lesson focuses on developing strategies for problem solving using both individual and group work....
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Graphing Functions
In this graphing functions worksheet, students write functions in logarithmic and exponential forms. They evaluate logarithms and determine the inverse of a function. Students graph functions. This six-page worksheet contains 20...
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Modeling Natural Disaster with Mathematical Functions
Ninth graders investigate the functional relationship of different environmental phenomena. In this math lesson, 9th graders create models of various natural disasters. They use logarithmic and exponential functions to interpret...
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Multiplication and Exponents
Students write values as both standard and exponential forms. In this exponential form lesson, students solve multiplication of exponents problems. Both application and drill and practice formats are presented.
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Species Interactions
Students study the scientific concepts of biodiversity and conservation through the use of basic equations of population growth and hands-on experiments/simulations. The instructional activity includes a take-home assignment which can be...
Mathematics Vision Project
Quadratic Equations
Through a variety of physical and theoretical situations, learners are led through the development of some of the deepest concepts in high school mathematics. Complex numbers, the fundamental theorem of algebra and rational exponents...
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Oodles of Poodles
Students solve equations by graphing. In this algebra lesson, students differentiate between functions and relations. They use the TI to graph their equation and analyze the graph.
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Food Safety Lab
Learners determine the optimal living conditions for yeast and apply these results to microbes in food. In this microbiology lab lesson, students observe the reaction of yeast to elevated temperatures. They relate these results to safe...
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The Great Migration: An Oral History
Students research the factors which contributed to the great migration and write a well organized research paper using multiple sources. They incorporate quotations into their paper, both direct and paraphrased, in accordance with MLA...