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Curated OER
Building A Nation
Students build their own nation in groups where they create a name, flag, declaration of independence, form of government, mathematical layout, and more. In this nation lesson plan, students also provide a scale drawing of their nation...
Curated OER
Old Glory
Young scholars utilize mathematical concepts such as: measurement, ratio and proportion and geometric probability to analyze the components of the U.S. Flag. They collect, organize and interpret data by constructing charts, tables and...
Curated OER
Similarity
Eighth graders understand that proportional enlargement of shapes doesn't change the angles of those shapes. In this similarity lesson plan, 8th graders complete exercises to create enlargements of shapes and understand similar shapes.
Texas Instruments
Texas Instruments: Proportional Flag
In this activity, students can use the concepts of similarity to create a scale drawing of the national flag, that is large enough to cover most of a football field.