CK-12 Foundation
Ck 12: Algebra: Inequality Expressions
[Free Registration/Login may be required to access all resource tools.] Write inequalities represented by a graph and graph inequalities on a number line.
CK-12 Foundation
Ck 12: Algebra: Inequality Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to express inequalities using various notation and by graphing.
Sophia Learning
Sophia: The Kinds of Inequality
Explore the different signs used to represent inequalities and what each represent.
CK-12 Foundation
Ck 12: Algebra: Inequality Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to express inequalities using various notation and by graphing.
SparkNotes
Spark Notes: Social Stratification and Inequality: Theories of Stratification
The theories of social stratification put forward by Karl Marx and Max Weber are explained. The functionalist perspective of Kingsley Davis and Wilbert Moore is also described.
Khan Academy
Khan Academy: Inequality From Graph
Practice writing equations of inequalities graphed on number lines. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Inequality From Graph
Practice choosing inequalities that represent a graph.
Government of Alberta
Learn Alberta: Linear Inequality Graph
Learn Alberta offers an interactive Java applet to manipulate and view all types of graphs of linear equations and inequalities.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: A Quadratic Inequality
"Dr. Math" responds to a student question about writing solutions to quadratic inequalities in interval form.
Illustrative Mathematics
Illustrative Mathematics: A rei.b: Integer Solutions to Inequality
This task provides an instance of illustrating cluster without being limited to only linear equalities. Aligns with A-REI.B.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Polynomial Inequality Problem
This site from Drexel University answers student question about solving polynomial inequalities, "Dr. Math" provides a fairly thorough explanation in how to solve such problems.
Other
Sociology Central:teaching Notes: Social Inequality: Theories: Marxism [Pdf]
Examines Marxist perspectives of social stratification in the contexts of class, gender, and ethnic group stratification. Touches upon modern Marxist theory.
Mangahigh
Mangahigh: Algebra: Two Inequality Signs
Students learn about the concept of double inequalities by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Texas Instruments
Texas Instruments: Investigating the Triangle Inequality
One property of a triangle is that the sum of the lengths of any two sides must be greater than the length of the third side. [Requires Adobe Reader.]
Khan Academy
Khan Academy: Two Step Inequality Word Problems
Practice constructing, interpreting, and solving linear inequalities that model real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Quickmath.com: Inequality Graphs
This interactive site will allow you to input anywhere from 1 to 8 inequalities. Once entered, a graph is produced showing the solution. Each graph is shown individually; a final graph shows all on the same coordinate plane.
Other
Global Environmental and Outdoor Education Council: World of 100 (Simulation)
This simulation activity teaches students about the inequities in access to global resources, and our responsibility as global citizens to protect the rights and welfare of people around the world who may be impacted by our economic...
C3 Teachers
C3 Teachers: Inquiries: Gender Wage Gap
A learning module on wage inequality based on gender. It includes several supporting questions accompanied by formative tasks and source materials, followed by a summative performance task. Students examine the difficulty in quantifying...
Columbia University
Nasa: Sedac: Health and the Environment
[Free Registration/Login Required] A collection of twenty-three data sets from SEDAC (Socioeconomic Data and Applications Center) that examine health issues and how the environment impacts health in areas around the globe. They look at a...
Columbia University
Nasa: Sedac: Poverty and Economic Indicators
[Free Registration/Login Required] A collection of twelve data sets from SEDAC (Socioeconomic Data and Applications Center) that examine global poverty and economic factors that contribute to poverty. They look at infant mortality,...
National Humanities Center
National Humanities Center: Teacher Serve: Environmental Justice for All
Essay on environmental justice in America and the impact of government policy in which Robert D. Bullard examines the inequality of environmental burden on people of color and lower income persons. Links to related resources for further...
PBS
Pbs Learning Media: Hedy Lamarr: Feminism in Hollywood
Learn how Hedy Lamarr struggled to transcend the "bombshell" label placed on her by Hollywood in this media gallery (three videos) from the American Masters film Bombshell: The Hedy Lamarr Story. During a time when women in Hollywood...
PBS
Pbs: L. Hansberry: A Raisin in the Sun: Jim Crow, Home Ownership, American Dream
Learn how Jim Crow laws impacted home ownership and the pursuit of the American Dream in this series of videos from the American Masters film, Lorraine Hansberry: Sighted Eyes/Feeling Heart. Lorraine Hansberry's family was at the...
Khan Academy
Khan Academy: Social in Equality Questions
This eight-questions quiz pertaining to social inequality.
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