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Lesson Plan
Curated OER

Commutative Property

For Teachers 1st
First graders use various models to learn the Commutative Property of Addition. In this Commutative Property instructional activity, 1st graders use other students, counters, balances, and dominoes to apply the addition property....
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Worksheet
Curated OER

Unit 7: Mensuration Mental Tests

For Students 6th - 8th
In this mental math worksheet, students calculate area, volume, perimeter, and convert units in two mental math tests of ten problems each. 
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Lesson Plan
Curated OER

Functions and Models - Week 2

For Teachers 11th - Higher Ed
In this function worksheet, students read word problems and write functions to solve them. They explore the domain and range of each function. This two-page worksheet contains eight story problems.
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Worksheet
Curated OER

Calculate Area Using Shaded Grids

For Students 3rd - 4th
In this area instructional activity, students calculate area of shapes using shaded grids, writing answers in cube units. A reference web site is given for additional activities.
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Worksheet
Curated OER

Calculating Area

For Students 4th - 6th
In this area worksheet, students calculate the area of shaded figures shown on grids.  ï»¿A reference web site is given for additional activities
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Lesson Plan
PBS

Arguing over Area

For Teachers 2nd - 3rd Standards
With the help of the Area Officers and Perimeter Patrol, you learners will develop a better understanding of area and its relationship to perimeter. First, they view a video clip from Cyberchase, and then they visit a website to test...
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Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter.  Learners use...