Curated OER
Animated Map of Human Population
This animated map shows world population growth from the year 1 to 2020 A.D. Note the changing years as you observe the growth on a map of the world.
PBS
Wgbh/pbs: Westward Expansion 1860 1890
Many changes across the country during the westward expansion were features that could be captured on a map. Review this map and select characteristics to be illustrated. Characteristics such as population, major cities, railroads, and...
PBS
Pbs Learning Media: Westward Expansion, 1790 1850
This interactive map explores the territorial and population changes in the United States between 1790 and 1850. It also covers the beginning of the transportation revolution and the Native American land cessions and forced removals.
Concord Consortium
Concord Consortium: Stem Resources: Confliction Selection Pressures
Investigate how selection pressures and natural selection influence populations growth with this computer model. Understand how a population changes when selection pressures are in conflict. Perform the virtual lab to see what happens to...
Other
Texas Wide Open for Business: Overview of the Texas Economy [Pdf]
From the Office of the Governor Economic Development and Tourism, this document provides a snapshot of the Texas economy. It reports on employment data, population demographics, real estate values, industries, trade, etc. from 2015.
PBS
Pbs Learning Media: Snapshot of u.s. Energy Use
This video segment adapted from NOVA/FRONTLINE looks at American energy consumption and the resulting production of greenhouse gases. [4:59]
Texas Instruments
Texas Instruments: Math Today for Ti Navigator System More of u.s.
Using the USA TODAY Snapshot, "More of U.S.," students will learn how to interpret data presented in a graphical form. Students will determine the rate of change (slope) and build a linear model (y = mx + b) from this data. The model...
National Humanities Center
National Humanities Center: Toolbox Library: The Gilded and the Gritty: America, 1870 1912
Ninety-four primary sources-historical documents, literary texts, and visual images-that explore the challenges, opportunity, and turmoil of late-nineteenth-century America. They examine the economic expansion in an America re-united...
Curated OER
Unesco: Palau: Rock Islands Southern Lagoon
Rock Islands Southern Lagoon covers 100,200 ha and includes 445 uninhabited limestone islands of volcanic origin. Many of them display unique mushroom-like shapes in turquoise lagoons surrounded by coral reefs. The aesthetic beauty of...
Illustrative Mathematics
Illustrative Mathematics: 8.ee Extending Definitions of Exponents, Variation 1
In this task, 8th graders examine the changes in the size of a population of bacteria during an experiment studying its growth. They learn how to talk about negative integer exponents and negative time. Aligns with 8.EE.A.1.