Curated OER
Calculate the Area of Rectangles
A wonderful resource just waiting to be used. Provide learners with a complete explanation on how to calculate the area of a rectangle. After this process is covered, they will see how they can use rectangles to calculate the area of...
Curated OER
Is There Mystery in Measurement?
Investigate perimeter and area of polygons! In this measurement lesson, learners use index cards to create rectangles and trace their hand to estimate its area and perimeter.
Curated OER
The Centroid of a Triangle
Students familiarize themselves with the construct and measure menus. They demonstrate how to use the Sketchpad Calculator. They draw a triangle and construct the centroid. They shade in each of the small triangles and measure the area.
Curated OER
Effective Use of Living Space
Students explore the concept of scale. For this scale lesson, students create a scale model of a room. Students calculate the area of a room. Students determine what percentage of the room is occupied by furniture.
Curated OER
Math and Architectural Design in Relation to Rebuilding The World Trade Center
Pupils discover building plans and practice reading measurements. In this architectural design instructional activity, students investigate the areas of the specific World Trade Center locations that need to be rebuilt and determine the...
Curated OER
What's My Area?
Young scholars use tiles to find area. In this finding area lesson, students explore how to use square tiles to make shapes, then look at how they can be used to measure area. Young scholars then explore how an area can be covered with...