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- Area and perimeter unit
- This unit will introduce and practice the concepts of area and perimeter. This unit uses resources of Shodor Education Foundation, Inc. Permission has been granted for the use of the materials as part of the workshop “Interactivate Your Bored Math Students.”
- Format: lesson plan (grade 3–4 Mathematics)
- By Bonnie Boaz.
- Discovering perimeters
- By using string, students will discover a formula for finding the perimeter of a rectangle.
- Format: lesson plan (grade 6–12 Mathematics)
- By Jenny Crumpler.
- Inside, outside, and all around
- Students will distinguish between perimeter, area, and volume. They will use tangrams and graph paper to create two-dimensional figures that will be measured for area and perimeter. By creating layers of centimeter cubes, the students will explore the concept of volume.
- Format: lesson plan (grade 4–6 Mathematics)
- By Angeli Jarman.
Resources on the web
- Finding perimeter and area
- Students develop strategies for finding the perimeter and area for rectangles and triangles using geoboards and graph paper. They also learn how measurement is a critical component in planning a clubhouse design. Illuminations provides and activity sheet... (Learn more)
- Format: lesson plan (grade 4 Mathematics)
- Provided by: Illuminations
- Learning about length, perimeter, area, and volume of similar objects using interactive figures: Side length and area of similar figures
- This two-part example illustrates how students can learn about the length, perimeter, area, and volume of similar objects using dynamic figures. In this part, Side Length and Area of Similar Figures, the user can manipulate the side lengths of one of two... (Learn more)
- Format: lesson plan (grade 8 Mathematics)
- Provided by: Illuminations
- Shape explorer: A Shodor web applet
- This lesson introduces students to the concept of area and provides online practice using Shape Explorer. Shape Explorer is an applet freely available on the Shodor... (Learn more)
- Format: lesson plan (grade 4 and 6 Mathematics)
- Provided by: Shodor
