Open Educational Resources

Displaying 1 of 7 results
Rating | Views Title Posted Date Contributor Common Core Standards Grade Levels Resource Type

A Bug's Life - Estimating Area of Irregular Polygons

CC_BY-NC-SA

This is a creative writing project that includes a rubric for scoring student's work. It works well as a team project. The focus of the project is on solving a contextual problems involving area of a two-dimensional object composed of triangles, quadrilaterals, and polygons.

8/2/2016 Trey Cox
7.G.B.6 6.G.A.1 MP.1 MP.3 MP.4 MP.5 MP.6 7 Activity

An AREA Riddle

CC_BY-NC-SA

Knowing the perimeter of a certain rectangle, see if you can figure out what the area of the rectangle might be. Then, discover what happens to the area when the perimeter of the rectangle doubles...

8/2/2016 Lynda Boepple
4.MD.A.3 6.G.A.1 7.G.A.1 7.G.B.6 7.RP.A.1 MP.1 MP.2 MP.3 MP.4 MP.5 MP.6 MP.7 MP.8 4 6 7 Activity

Mathematics and Advertising

CC_BY-NC-SA

This activity is from the 2011 CGCC Junior High Math Contest Team Project. You may pick and choose which parts of the project to use or use it all! Percent increase/decrease and Area of circles The Counting Principle Pythagorean Theorem and Ratios

8/2/2016 Scott Adamson
7.RP.A.3 7.G.B.4 7.G.B.6 8.G.B.7 7.RP.A.2 MP.1 MP.2 MP.3 MP.4 MP.5 MP.6 MP.7 MP.8 7 8 Activity

Earth Day Math

CC_BY-NC-SA

This powerpoint presentation for Earth Day Mathematics Lesson touches on many mathematical concepts such as volume, estimation, mean (average), measurement, and unit conversion. Students work in cooperative groups to find the approximate volume of rubber that a small business has 'rescued' from a local landfill. Alternate application ideas provided.

8/2/2016 Lynda Boepple
8.G.C.9 7.RP.A.1 7.G.B.6 HSG-GMD.A.3 MP.1 MP.2 MP.3 MP.4 MP.5 MP.6 MP.7 MP.8 6 7 8 HS Activity

2015 Excellence in Mathematics Contest

CC_BY-NC-SA

This is the Team Project from the 2015 Junior High Excellence in Mathematics Contest at Chandler-Gilbert Community College. It involves lots of open ended problems from many mathematical areas: Find the weight of a snowman (geometry, proportional reasoning) Find how long it takes ice to form on a lake (rate of change, awkward units) Questions about the amount of mining done in Northern Minnesota (proportional reasoning, conversions) You can use just one part or all parts depending on the audience and the purpose.

8/2/2016 Scott Adamson
6.RP.A.2 6.RP.A.3 6.RP.A.3b 7.RP.A.2 7.RP.A.2a 7.RP.A.3 7.G.A.1 7.G.B.6 8.G.C.9 MP.1 MP.2 MP.3 MP.4 MP.5 MP.6 MP.7 MP.8 6 7 8 Activity

Area of a house

CC_BY-NC-SA

Goal: The goal of this activity is for students to find the area of a house floor plan. They will need to use their knowledge of rectangles to identify the missing side lengths to find the correct area. This also allows students to see how area is used in a real-life application.

8/2/2016 Ashley Nicoloff
7.G.B.6 6.G.A.1 MP.1 MP.2 MP.3 MP.4 MP.5 MP.6 MP.8 5 6 7 8 HS Activity

Cat food and Recycling

CC_BY-NC-ND

8/2/2016 Linda Meng
7.G.B.6 8.G.C.9 7.RP.A.3 MP.1 MP.2 MP.4 MP.5 7 8 Activity