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Worksheet
Curated OER

Leveled Problem Solving Circumference of a Circle

For Students 6th
In this geometry worksheet, 6th graders solve 6 word problems in which they find the circumference of items that are circles. They find the circumference of items such as a basketball hoop, a cereal bowl, and a circular frame.
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Lesson Plan
Curated OER

Exact or Estimation

For Teachers 7th - 9th
Students solve problems using estimation and exact calculations. In this algebra lesson, students use gum balls and thread to create hands on manipulatives to solve problems. They calculate the average of their total data.
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Worksheet
Curated OER

Pythagorean Theorem for Algebra I

For Students 8th - 9th
In this Pythagorean theorem for algebra I worksheet, students answer 10 problems finding the missing side of a right triangle using the Pythagorean theorem.
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Worksheet
Curated OER

Problem Solving: Find an Average

For Students 4th - 5th
In this finding the average word problem worksheet, students problem solve and explain why the average is reasonable or not reasonable. Students solve six problems.
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Lesson Plan
Curated OER

Secant and Secant Segments

For Teachers 9th - 10th
Students use the secant and secant segment theorem to solve problems. In this calculus lesson plan, students identify where the secant line crosses on a circle. They create circles and secants using cabri software.
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Lesson Plan
Curated OER

What's Its Slope

For Teachers 8th - 10th
Students identify the slope of a lines.For this algebra lesson, students define the  meaning of slope and write an equation given the slope. They graph linear functions using the slope and y-intercept.
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Lesson Plan
Curated OER

Triangle Wars

For Teachers 5th - 8th
Learners explore geometry by participating in a class card game. In this triangle lesson, students utilize playing cards with shapes on them which they group up and discard, similar to "Old Maid." Learners complete a worksheet and answer...
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Lesson Plan
Curated OER

Ecology - Biodiversity Lab

For Teachers 9th
Studnents examine the degree of biodiversity that exists in one's everyday environment, in order to develop an understanding of how scientists classify organisms and to explain why biodiversity is important for living things.
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Worksheet
Curated OER

Leveled Problem Solving Dividing Integers

For Students 6th
In this division instructional activity, 6th graders solve 6 word problems in which they divide integers to find the answers. They find the mean of 3 sets of numbers while solving the problems.
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Worksheet
Curated OER

Using Slope Angles

For Students 10th
In this geometry worksheet, 10th graders use right triangle trigonometry to solve problems involving angle of elevation or depression. The one page worksheet contains eleven problems. Answers are not provided. 
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Lesson Plan
Curated OER

CEENBoT Takes a Dive

For Teachers 7th - 9th
Students create a map to scale using technology. For this algebra lesson, students navigate through a shipwreck to perform rescues. They use he CEENBoT program to perform the different tasks.
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Lesson Plan
Curated OER

Using Geometric Shapes To Make Patterns

For Teachers 6th
Sixth graders explore the use of shapes to create geometric patterns. they start with a simple example of dividing shapes in half to create two new ones. This can be extended to creating intricate patterns.
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Worksheet
Curated OER

Perimeter and Area of Complex Figures

For Students 5th - 7th
In this perimeter and area of complex figures practice instructional activity, students sharpen their problem solving skills as they solve 6 story problems.
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Lesson Plan
Alabama Learning Exchange

How Old Is That Tree?

For Teachers 3rd - 5th
Fifth graders study environmental changes by examining the annual rings of a cross-section of a tree trunk. They access websites to complete a worksheet on the parts of a tree. They count the annual rings on a tree slice while observing...
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Lesson Plan
Curated OER

How to Weigh a Car with a Tire Gauge

For Teachers 6th - 12th
Students calculate the weight of a motor vehicle using only a sheet of graph paper and a tire gauge. Extensions provided offer additional challenges.
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Lesson Plan
Curated OER

Map Adventures

For Teachers 3rd - 4th
Students explore the relationship between a scale drawing and actual distance. For this mapping lesson, students use an amusement park map to determine distances and what they would be like in real life.
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Lesson Plan
Pennsylvania Department of Education

Length and Perimeter

For Teachers 3rd
Third graders explore tessellations and the spatial concepts used in creating them.  For this tessellations lesson, 3rd graders rotate, reflect and transform shapes to create tessellations.  Students become familiar with the vocabulary...
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Lesson Plan
Curated OER

Conversions at Sea

For Teachers 7th - 8th
Students demonstrate problem solving skills. Students complete word problems requiring unit conversions. They convert both metric and standard units. Students must determine necessary information to solve problems.
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Worksheet
Math eBook

Perimeter Worksheet

For Students 7th - 8th
For this perimeter worksheet, students find the perimeter of given regular and irregular polygons. This four-page worksheet contains 20 problems. This interactive worksheet may be completed online or printed for paper use.
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Lesson Plan
Curated OER

Making It Balance

For Teachers K - 2nd
Students listen to story, "The 100-Pound Problem," compare their weight with character in story, and weigh different classroom items using nonstandard units and standard units. They experiment with different items that can make scale...
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Worksheet
Curated OER

Angular Size and Similar Triangles

For Students 8th - 10th
In this angular size and similar triangles activity, students use the properties of similar triangles and the ratios of sides to solve for unknowns in given diagrams.
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Interactive
Curated OER

The Pythagorean Theorem

For Students 10th
In this geometry instructional activity, 10th graders answer questions about right triangles by identifying the 3 sides of the triangle. They analyze the different shapes of polygons and relate them to right triangles to find the sides...
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Worksheet
Curated OER

Using the Proper Tools to Solve Problems

For Students 7th - 8th
In this word problem worksheet, students complete ten multiple choice word problems by choosing the correct mathematical operation. This is an interactive worksheet.
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Interactive
Curated OER

Yoplait with Areas and Volumes

For Students 9th - 12th
In this areas and volumes worksheet, high schoolers find the area of truncated cones and elliptical cylinders.  They find the area by using one of three methods:  the disk method, the shell method, and using geometry.  This one-page...