CK-12 Foundation
Limiting Factors to Population Growth: Graphing Population Growth
If any of the limiting factors in an environment change, both animal and plant populations also change. The video explains two different models of growth and the impact of limiting factors. It highlights the carrying capacity of an...
Howard Hughes Medical Institute
Population Dynamics
Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...
Serendip
Understanding and Predicting Changes in Population Size – Exponential and Logistic Population Growth Models vs. Complex Reality
Salmonella poisoning impacts over 200,000 people in the United States each year. Scholars learn about the growth of these bacteria using multiple approaches. Then they apply the same growth calculations to endangered species and think...
Illustrative Mathematics
Logistic Growth Model, Abstract Version
Here learners get to flex some serious algebraic muscles through an investigation of logistic growth. The properties of the constant terms in the logistic growth formula are unraveled in a short but content-dense...
Education World
The African American Population in US History
How has the African American population changed over the years? Learners use charts, statistical data, and maps to see how populations in African American communities have changed since the 1860s. Activity modifications are included to...
Science 4 Inquiry
The Ups and Downs of Populations
As the reality of population decline across many species becomes real, pupils learn about the variables related to changes in populations. They complete a simulation of population changes and graph the results, then discuss limiting...
Teach Engineering
Biomes and Population Dynamics - Balance Within Natural Systems
How large can a population become? The fifth installment of a nine-part unit teaches young ecologists about limiting factors that determine the carrying capacity of species in the Sonoran Desert. Here is a PowerPoint to help present this...
Skyscraper Museum
Changes in a City Over Time
Investigate the growth and development of New York City with the final lesson in this four-part series on skyscrapers. Learners first explore the concept of urban growth by looking closely at a series of three paintings made of Wall...
BW Walch
Solving Exponential Equations
Introducing exponential equations means learners need to take all the rules and tricks they learned for exponents and actually apply them. This presentation comes to the rescue by touching on changing bases in exponential...
Open Oregon Educational Resources
Environmental Biology
Everyone has a responsibility to take care of the environment. Give learners a sense of our environmental concerns with a complete course on environmental biology. The textbook resource includes instruction on topics such as population...
National Woman's History Museum
Inventive Women - Part 1
While a woman didn't invent the parasol, three women received patents for their improvements to the original design of umbrellas. In the first of a two-part series on inventive women, class members investigate the patent system to...
Curated OER
Coming to America
Through this set of three lessons about Ellis Island, class members will learn about why immigrants came to the United States, find out about the difficulties that went along with coming to America, become familiar with the immigration...
Constitutional Rights Foundation
Unauthorized Immigration and the US Economy
As part of a study of immigration and the U.S. economy, class members assume the role of newspaper editors to determine which submitted letters to print on their paper's editorial page to present a balanced view of the debate.
Curated OER
Pocumtucks in Deerfield
As part of a study of colonial and Native American history, class members focus on the beliefs and land use of the Pocumtucks, who settled near Deerfield, Massachusetts. Students examine their beliefs about land use and ownership, the...
Library of Congress
Industrial Revolution
Could you live without your phone? What about cars, steel, or clothing? Class groups collaborate to produce presentations that argue that either the telephone, the gramophone, the automobile, the textile industry, or the steel...
Houghton Mifflin Harcourt
The First Communities
These documents list essential questions and foundational concepts associated with early civilizations and farming communities in the agricultural revolution. Use this as a starting point for developing specific lessons and activities...