National Security Agency
Awesome Area - Geometry and Measurement
Break out those math manipulatives, it's time to teach about area! Capturing the engagement of young mathematicians, this three-lesson series supports children with learning how to measure the area of squares, rectangles, and other...
PBS
Frame Yourself: Area and Perimeter
Elementary schoolers are arranged in pairs and view the video Math Works: Measurement: The Difference Between Perimeter and Area. They discuss any prior knowledge they have of the term perimeter and then brainstorm together what the...
National Security Agency
Backyard Building - Area and Perimeter
Turn young mathematicians into landscape architects with this four-lesson series on area and perimeter. Beginning with a basic introduction to calculating perimeter and area using non-standard units of measurement, this instructional...
Curated OER
Area and Perimeter of Rectangles
Discover the difference between area and perimeter. Learners are grouped in twos and threes and each group has one advanced/gifted learner to serve as the peer helper. They receive manipulatives to help them determine the area and...
Curated OER
Perimeter All Around
Students explore perimeter and area of regular and irregular polygons. They experiment with color squares and create different arrangements using the same number squares. Then they compare the area and perimeter measurements of each.
Curated OER
Measurement: Perimeter and Area
For this perimeter and area lesson, students learn the formulas for perimeter and area and view model problems using tiles. Students work in groups to solve practice problems. Students define perimeter and area and explain why it is...
Curated OER
Squares and Cubes
Students recognize, analyze, and use square color tiles and interlocking cubes to discover patterns in perimeter, area, and volume. They will then chart and graph their results.
Curated OER
Area and Perimeter
In this geometry learning exercise, 10th graders are given real world problems dealing with are and perimeter. They solve using the formulas for area and perimeter. There are 3 problems.
Curated OER
Find Area
In this finding area worksheet, students sharpen their problem solving skills as they solve 6 story problems using the provided diagram.
Curated OER
What's My Area?
Students 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. Students then explore how an area can be covered with different...
Exploratorium
Exploring Tessellations
Tessellations are patterns of repeating shapes that don't overlap and don't have any gaps. Middle schoolers take this simple definition and engage in a instructional activity that combines visual art and mathematics. They cut out index...
Curated OER
Pent-up Pentominoes
Students explore pentominoes in this activity. They build shapes as directed and color the tiles on their grid sheet.
Curated OER
Algebra...Your Second Language
Help learners translate word problems into algebraic equations. They will rewrite words using symbols and evaluate algebraic expressions using real life scenarios, animation sequences, video presentations, and activities to help learners...
Curated OER
Tessellmaniacs
Seventh graders create 3 original tessellation using polygons. They slide, turn, rotate and glide their designs on the computer. They print their tessellation on a T-shirt and teach the 6th graders about tessellations.
Curated OER
Disappearing Magic Factors
Students identify, through the number of rows and columns, the factors related to the product. In turn, they also discover how to find the missing factor, which is part of the fact family for that product.
Curated OER
Probability Plus
Students participate in a variety of activities to understand statistics. They collect and interpret data. Also students distinguish the difference between a population and a sample. They make inferences and create arguments using data.