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Lesson Plan
Curated OER

Area Unit

For Teachers 9th - 11th
Students solve the area for parallelograms,squares, rectangles, trapezoids, and triangles. In this geometry lesson, students compare and contrast two dimensional shapes and apply their properties to solving real life scenarios. This is a...
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Lesson Plan
Curated OER

Estimation

For Teachers 3rd - 5th
Students complete computer activities about estimating if items are more or less than a given amount. For this estimation lesson plan, students also estimate measurements around the classroom.
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Lesson Plan
Curated OER

Partial Products

For Teachers 3rd
Third graders study partial-products algorithms. In this math lesson, 3rd graders use an algorithm to find the product of factors. Students discuss the relationships between multiplication and division.
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Lesson Plan
Curated OER

Measurement and Estimation

For Teachers 3rd
Third graders create a table in order to record estimations and measurements of objects. In this estimation and measurement lesson plan, 3rd graders estimate and measure object's lengths, area, weight, and capacity.
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Lesson Plan
Curated OER

Classifying and Measuring Angles

For Teachers 5th
Fifth graders explore the three types of angles. In this math lesson, 5th graders estimate the measure of angles and draw the angles using a protractor.
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Lesson Plan
Curated OER

Migrating Math

For Teachers 6th - 8th
Students practice estimating distance traveled while walking. Also can be used to introduce backpacking/hiking or as a daily warm-up. Measure the blacktop/cafeteria/playground, then determine how many times around make a mile.
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Lesson Plan
Curated OER

Estimate Quotients and Check Division With Multiplication

For Teachers 3rd - 5th
Students explore how to estimate quotients and check their division with multiplication. They practice rounding the divisor and the dividend. Students compare the estimate to the exact answer and determine if it is reasonable.
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Lesson Plan
Curated OER

Wrapped Up In A Kiss!

For Teachers 1st - 3rd
Learners use the wrapper of a Hershey's Kiss to practice estimating, predicting and measuring. They measure with centimeter rulers.
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Lesson Plan
Curated OER

Estimation Zone

For Teachers 3rd - 7th
Students explore estimation. They estimate distance, weight, temperature and elapsed time. Students record their estimates and justify their estimations wtih a written response. After estimating, students take the actual measurements of...
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Worksheet
Curated OER

The Babylonian Algorithm, Limits and Rates of Change

For Students Higher Ed
In this successive approximations worksheet, students use the Babylonian algorithm to determine the roots of given numbers. They identify the limits of a function, and compute the rate of change in a linear function. This two-page...
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Lesson Plan
Curated OER

Assessing the quality of habitat for Monarch Butterflies

For Teachers 5th - 12th
Students use different sampling methods to determine the population size and appropriate space for monarch butterflies. In this averages lesson plan, students complete word problems where they can accurately estimate the size of an...
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Lesson Plan
Curated OER

Leaping Lemurs! How far can you jump?

For Teachers 3rd - 6th
Students watch a segment of the PBS video which show the lemurs' ability to jump. In pairs, students collect measurement data involving each other's length of a standard step, a standing broad jump, and a long jump. They record their...
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Lesson Plan
Curated OER

Jelly Belly: What a Wonderful "Bean"!

For Teachers K - 2nd
Students explore how jelly beans are produced. They discuss the origins of the jelly bean and view a video about how jelly beans are prepared, tested, shaped, finished, and shipped and estimate the amount of jelly beans in a jar and sort...
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Lesson Plan
Curated OER

Adding Two- and Three-Digit Numbers

For Teachers 5th - 7th
In this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
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Lesson Plan
Curated OER

Subtracting Two- and Three-Digit Numbers

For Teachers 5th - 7th
For this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
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Worksheet
Curated OER

Math Quiz-Grade 3

For Students 3rd
In this math quiz worksheet, 3rd graders solve a total of 31 problems related to a variety of 3rd grade math concepts. 
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Lesson Plan
Curated OER

There Was An Old Lady...

For Teachers K - 8th
Young scholars participate in various activities using the story There Was An Old Lady Who Swallowed a Fly. In this reading fluency lesson, students read the story and then practice comprehension, fluency, and writing. An estimation...
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Lesson Plan
Curated OER

Mystery Jars: Make Your Own

For Teachers 1st - 4th
Students explore the concept of estimation. In this estimation lesson, students create their own estimation jars and fill them with objects of their choice. Students then count the exact number of objects and trade jars to repeat. 
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Lesson Plan
Curated OER

Look at Those Leaves!

For Teachers K - 2nd
Students observe and sort tree leaves. In this plant biology lesson, students observe various types of leaves and identify the characteristics of each leaf. Students measure and sort leaves according to size and color.
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Lesson Plan
Curated OER

Coordinate Grid: Mapping an Archaeological Site

For Teachers 6th - 8th
Students examine how archaeologists preserve context of sites through use of rectangular grid or Cartesian coordinate system, and develop sense of distance by pacing off and estimating distances.
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Lesson Plan
Curated OER

Estimation and Computation

For Teachers 2nd
Second graders practice their estimation skills using blocks. In this math lesson, 2nd graders explain how estimating makes addition easier. They complete a worksheet after the lesson to reinforce new learning.
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Lesson Plan
Curated OER

Carbon Dioxide Exercise

For Teachers 9th - Higher Ed
Students work in groups, plotting carbon dioxide concentrations over time on overheads and estimating the rate of change over five years. Stacked together, the overheads for the whole class show an increase on carbon dioxide over five...
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Lesson Plan
Curated OER

Speed Trap

For Teachers 7th - 10th
Young scholars explore the usefulness of algebraic skill development as they make decisions based on their ability to accurately estimate the speed of moving vehicles. The life and death possibilities place an interesting"spin" on this...
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Lesson Plan
Curated OER

What's a Tree Worth?

For Teachers 9th - 12th
Students calculate the board footage of a tree. In this forestry lesson, students use a Biltmore tree scale stick to calculate the number of board feet that would be produced. They quantify the economic value of a tree from this...