CK-12 Foundation
Ck 12: Elem Math: Partitioning Composite Figures Into Rectangles to Find Area 1
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to partition a shape into rectangles and add their areas together to get the area of the whole figure. Includes video...
Illustrative Mathematics
Illustrative Mathematics: G Gpe, G Co, G Srt Unit Squares and Triangles
In this task, students are shown three unit squares and two line segments connecting two pairs of vertices. They are asked to find the area of a triangle formed by intersecting lines. They can solve it using coordinate geometry or...
George Mason University
Area Formula Lab
In this set of worksheet activities, students will be guided to discover formulas for area of polygonal shapes and circles.
Better Lesson
Better Lesson: Using Area as an Architect (Stations Day 1)
In this multi-day activity, 3rd graders make 3 different models of an orphanage floor plan using Google Drawing, Virtual Graph paper, and a construction of rectilinear shapes, to calculate the area of each room using units square.
Texas Instruments
Texas Instruments: Count Them Up! Using the Ti 73 Explorer
In this activity, you will investigate the areas of rectangles and squares by splitting them up into unit squares and/or half-unit squares and combining them.
Utah Education Network
Uen: Design Your Own Bedroom
Many students dream of designing their ideal bedroom. In this exercise, students will be required to limit their designs by size (as a specific volume) and price (a specific amount). They must design the floor plan, including furniture...
PBS
Pbs Mathline: Bubble Mania [Pdf]
Bubble Mania is a lesson plan that focuses on the concept of measurement as it applies to the diameter, circumference, and area in a bubble. Extension activities and connections, related worksheets, and additional resources are included.
National Council of Teachers of Mathematics
Nctm: Figure This: Patios
Does bigger perimeter mean bigger area? Answer this question when you try this math challenge from the NCTM Math Challenges for Families series. Discover how understanding area and perimeter can be useful in real world situations.
Curated OER
Etc: Maps Etc: Manufacturing Districts in the United States, 1910
A map from 1910 of the United States showing the primary manufacturing districts at the time. The map is keyed to show areas where the averaged value of products of manufacture per square mile ranges from less than $1,000 per square mile...
Curated OER
Etc: Maps Etc: Population in the United States, 1900
A map from 1910 of the United States showing the distribution of the population in 1900. The map is keyed to show areas of population with densities ranging from under 2 inhabitants per square mile to 90 and over inhabitants per square...
Calculator Soup
Calculator Soup: Cubic Yards Calculator
Use this calculator to calculate cubic yards volume for a variety of different areas. Enter measurements in US units or metric units. Calculate volume from your measurements in inches (in), feet (ft), yards (yd), centimeters (cm), or...
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
Curated OER
Etc: Maps Etc: The United States and Neighbors, 1898
A map from 1898 of North America, Central America, Greenland, and the Caribbean to Puerto Rico, subtitled "The United States and its Neighbors in North America." The map is color-coded to show the possessions of Greenland (to Denmark),...
Curated OER
Etc: Maps Etc: United States Population Density, 1850
A map from 1912 of the United States, subtitled "Distribution of Population and Railways in 1850." The map is color-coded to show population densities ranging from areas with fewer than 2 inhabitants per square mile to areas of 90 or...
Curated OER
Etc: Maps Etc: United States Population Density, 1900
A map from 1912 of the United States, subtitled "Distribution of Population and Railways in 1900" showing the increase in population and expansion of the railroad network since 1850. The map is color-coded to show population densities...
Curated OER
Etc: Maps Etc: Women Suffrage Before the Amendment, August 1, 1920
A map of the United States showing the progression of suffrage prior to the Nineteenth Amendment of the Constitution, ratified on August 18, 1920. "The map shows the status of women suffrage, or the right of women to vote on an equality...
TeachEngineering
Teach Engineering: A Chance at Monte Carlo
At its core, the LEGO MINDSTORMS product provides a programmable microprocessor. Students use the EV3 processor to simulate an experiment involving thousands of uniformly random points placed within a unit square. Using the underlying...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Arizona, 1904
A map of Arizona from 1904. "Arizona was organized as a territory in 1863. Area, 112,290 square miles; population, 122,212. Of these 26,480 are Indians. About one-third of the white population are foreign born. Chiefly a mining Territory...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Oregon, 1904
A map from 1904 of Oregon showing the capital of Salem, principal cities and towns, railroads, stage lines, mountains, rivers, and coastal features. "Oregon - Organized as a Territory in 1848; became a state in 1859. Area, 96,030 square...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Population Distribution, 1870
A map from 1907 of the United States showing the distribution of the population in 1870. The map is keyed to show areas of population with densities ranging from under 2 inhabitants per square mile to 90 and over inhabitants per square...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Distribution of Population, 1820
A population map of United States and territories in 1820 showing the distribution of the European-American population at the time and the general tribal lands of the Native Americans east of the Mississippi River. The map shows the...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Distribution of Population, 1820
A population map of United States and territories in 1820 showing the distribution of the European-American population at the time and the general tribal lands of the Native Americans east of the Mississippi River. The map shows the...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Distribution of Population, 1830
A population map of United States and territories in 1830 showing the distribution of the European-American population at the time and the general tribal lands of the Native Americans east of the Mississippi River. The map shows the...
Curated OER
Etc: Maps Etc: Population Density From the First Census, 1790
A map of the eastern United States in 1790 showing the western extent of the territories to the Mississippi, and the distribution of European-American population at the time. The map is keyed to show areas of population densities ranging...