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Worksheet
Curated OER

Investigate Perimeter

For Students 5th - 6th
In this perimeter worksheet, students are given perimeter and draw 3 different squares or rectangles on given grids, using those given measurements, then complete 2 related questions.
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Lesson Plan
Curated OER

Cheerios- Not Just for Breakfast Anymore

For Teachers 2nd
Second graders measure surface area and perimeter using estimation. They complete a variety of measurement activities using Cheerios breakfast cereal.
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Worksheet
Curated OER

The Baby Gate Problem

For Students 9th - 12th
In this secondary mathematics worksheet, students expand a six-panel play yard by two-panels  Students determine the width of each panel and the area of the expansion. The one page worksheet contains one problem with the solution. 
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Lesson Plan
Curated OER

Recycling

For Teachers 9th - 12th
Students investigate landfills and the problems associated with urban and suburban areas. In this recycling lesson plan, students discuss landfills and the problems associated with landfills. They discuss the amount of waste an...
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Worksheet
Curated OER

Maximum and Minimum Points

For Students 11th - 12th
In this maximum and minimum points worksheet, students solve and complete 12 various types of problems. First, they find the area of the smallest triangle given the point of intersection. Then, students find the volume of a box that has...
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Lesson Plan
Curated OER

Population Dynamics

For Teachers 9th - 12th
Students are divided into groups, each group goes to a randomly selected area of the field. They lay out a one square meter plot. Using string to mark the square. Students identify some sort of vegetation that is easy to count within...
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Lesson Plan
Curated OER

Geometry w/o Figures - Week 7 (Basic Geometry Formulas)

For Teachers 10th - 12th
In this basic geometry worksheet, learners use basic formulas of geometry to find the area of a polygons, the number of sides of a polygon, and sum of the angles of various polygons. This three-page worksheet contains eight problems.
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Lesson Plan
Curated OER

Penguin Palace

For Teachers 4th
Fourth graders design a model to scale of the basement in Mr. Popper's Penquins. The model includes 5 modifications made to the basement by Mr. Popper and identifies the area and perimeter of each modification.
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Worksheet
Curated OER

Worksheet 19

For Students 11th - Higher Ed
In this math worksheet, students try to fit a line to a set of data. Then they use the least squares method is based on minimizing the sum of the squares of the errors.
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Lesson Plan
Curated OER

Ara of Circles

For Teachers 8th - 10th
Students identify the differentiate the different properties of circles and parallelograms. In this geometry lesson, students calculate the area of each solid and identify the formula. They relate Pi to the circumference of a circle.
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Lesson Plan
Power to Learn

How Much Space Do We Have?

For Teachers 5th - 8th Standards
Census-takers view the Internet to find the total population of a city and its total land area. They work with different mathematical scenarios that involve populations and land area in their city. They complete math problems and unit...
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Lesson Plan
Curated OER

USA Quilt and Cookbook Project

For Teachers 11th - 12th
Students share information about themselves and their surrounding area through postcards, quilt squares, and recipes. Students use a digital camera to take pictures of their community and create postcards using desktop publishing. They...
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Lesson Plan
Curated OER

Rapid Ecological Assessment

For Teachers 3rd - 8th
Students conduct an ecological assessment of a small area on school property and apply findings to the greater area. They inventory the plant and animal population of a sample area and extrapolate results to a larger area.
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Lesson Plan
Curated OER

Linear/Planar Geometry - Week 5

For Teachers 12th - Higher Ed
In this plane geometry worksheet, students combine the basis of plane geometry and linear problems to solve problems. They determine total surface area, the length of a line, and the sum of the edges of a three-dimensional figure. This...
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Lesson Plan
Curated OER

Origami Cube

For Teachers 9th - 10th
Students compare two lengths using the area of a square. In this geometry lesson, students solve problems using ratio and proportion of the two shapes. They solve equations by taking the square root of both sides.
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Lesson Plan
Curated OER

Comparative Geography II

For Teachers 6th - 9th
Young scholars engage in a research question of finding the effect of population density upon the use of land in a physical area. They also find the effect of how this can effect the lifestyles of the people who live there.
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Worksheet
Curated OER

Working in 3-D Sudoku

For Students 7th
In this geometric shapes worksheet, 7th graders solve and complete 8 different problems that include working in a 3-D sudoku puzzle. First, they determine the area of a circle of a sphere to the nearest tenth. Then, students determine...
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Lesson Plan
Curated OER

The Edge of Home

For Teachers 9th - 12th
Students explain why some species of plants and animals occur in more than one area. They watch as the teacher puts an overlapping circles on the chalkboard, students are asked to predict what kinds of things they would expect to find in...
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Lesson Plan
Curated OER

Earthball Throw

For Teachers 3rd - 5th
Young scholars practice and assess the overhand throw of students. They overhand throw balls at the earthball and make it roll across another side of the square, all while keeping the ball from rolling across their own line.
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Worksheet
Curated OER

High School Mathematics Problems from Alaska: Predicting Plant Coverage

For Students 9th - 12th
Students participate in simulation as they examine vegetation in a square meter land plot. Students construct charts and a key to make predicitons about other land plots.
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Lesson Plan
Curated OER

Calculating Impervious Cover in the City of Austin

For Teachers 9th - 12th
Students use GIS to calculate park impervious cover in Austin, TX. They consider that there are different types of impervious cover from hard, packed dirt to cement paving. Students consider the limitations of data in several areas...
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Worksheet
Curated OER

The Quadrilateral Family

For Students 10th
For this quadrilaterals worksheet, 10th graders solve and complete 10 different problems that include identifying various quadrilaterals. First, they indicate whether the statements are true or false for each. Then, students determine...
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Worksheet
Curated OER

Same Yet Different

For Students 1st - 3rd
In this same yet different worksheet, students use a large grid to draw 2 different shapes with an area of 12 square units. A reference web site is given for additional activities.
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Worksheet
Curated OER

Don't Fence Me In: Prisms

For Students 9th - 12th
In this prism worksheet students explore the best way to divide a rectangular region into four areas using parallel lines.  This one-page worksheet contains 1 problem.  The answer is provided.

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