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.
Khan Academy
Khan Academy: Find Area With Partial Unit Squares
Count unit squares and partial unit squares to find the area of shapes.
Khan Academy
Khan Academy: Area of Rectangles With Fraction Side Lengths
Practice computing the areas of rectangles that have fractional side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Quia
Ixl Learning: Area of Rectangles
Brush up on your math skills relating to the area of rectangles then try some practice problems to test your understanding.
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.
Khan Academy
Khan Academy: Find Perimeter by Counting Unit Squares
Calculate the perimeter of a rectangle from its side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
All math.com: Us/metric Conversion Tables
Convert metric measurements to U.S. Measurements and the reverse, too. Easy to follow tables have sections for area, length, mass,temperature and volume.
Math Is Fun
Math Is Fun: Conversion of Area
View examples to learn how to convert area in square feet to area in square meters. If you need help, follow a link to a conversion chart.
Other
Science Made Simple: Area Conversions
This site, which is provided for by Science Made Simple, allows you to enter an amount into an area conversion calculator.
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.
Illustrative Mathematics
Illustrative Mathematics: 6.g Same Base and Height, Variation 2
This is the second version of a task asking students to find the areas of triangles that have the same base and height. This presentation is more abstract as students are not using physical models. They still determine the area of each...
Homeschool Math
Homeschool Math: Fraction Multiplication and Area
This fifth-grade lesson explores the area of a rectangle with fractional side lengths. We tile the rectangle with unit rectangles and show that the area is the same as would be found by multiplying the side lengths. We multiply...
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.
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...
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: 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...
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: 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),...
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
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
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...
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