Lesson Plan
Curated OER

Shape Hunt

For Teachers Pre-K - 1st
Students explore two-dimensional and solid shapes. In this shapes and patterns geometry lesson, students work with a partner to create identifiable objects using tangrams. Students describe the attributes of their shape and their partner...
Worksheet
Curated OER

Calculating in Construction - Area

For Students 8th - 12th
In this area worksheet, learners solve 6 short answer problems. Students find the area of a figure composed of regular polygons such as triangles, rectangles, squares, etc given a sketch of the figure.
Worksheet
Curated OER

Circle Area, Perimeter and Circumference

For Students 7th - 9th
Use this geometry skills practice activity to have learners solve seven problems that require them calculate the circle area, perimeter, and circumference of circles.
Worksheet
Curated OER

Polygon Area Review Sheet

For Students 9th - 12th
In this polygon area activity, high schoolers answer 8 questions involving the area of several polygons. Students are given various details of the polygon and must find lengths of various polygons.
Activity
Curated OER

Math Challenges

For Teachers 8th - 10th
Students engage their critical thinking skills to solve challenging math problems. In these problem solving lessons, student work with tessellations, weights/measurement, reasoning, surface area, geometric shapes, and algebraic procedures.
Worksheet
Curated OER

Area of Paralelograms

For Students 8th - 9th
In this online interactive worksheet, students determine the missing length of a geometric shape and then check their answers.
Lesson Plan
Curated OER

Measurement: Perimeter and Area

For Teachers 5th - 6th
In this perimeter and area lesson, young scholars learn the formulas for perimeter and area and view model problems using tiles. Students work in groups to solve practice problems. Young scholars define perimeter and area and...
Worksheet
Houghton Mifflin Harcourt

Model Perimeter and Area

For Students 4th - 5th Standards
Gardens seem to be the go-to for area and perimeter word problems. In this assignment, gardening consultants advise Terry, who is helping his parents plan for planting. They draw the outline of a garden on a grid and then perform...
Lesson Plan
Curated OER

Area: Algebra/Geometry Institute Summer 2009

For Teachers 6th - 8th
Young scholars compute the area of a rectangle.  In this area lesson, students measure the sides of rectangles and squares.  They cut figures, measure them, and determine the area of each given figure.  Young scholars...
Lesson Plan
Curated OER

Investigating Area Using Tangrams

For Teachers 10th
Tenth graders connect the history of geometry to problem solving. In this geometry lesson, 10th graders investigate polygons through hands on manipulatives and solve problems relating to parallelograms and triangles. They calculate the...
Worksheet
Curated OER

Finding The Area

For Students 9th - 11th
In this geometry instructional activity, students calculate the area of a given shape. They use the formulas for squares and circles to help them find the area. There are 2 questions with an answer key.
Worksheet
Curated OER

Geometry Worksheet: Area (4)

For Students 7th - 9th
In this geometry worksheet, students calculate the shaded area of given shapes.  They determine the area around a circle, a portion of a rectangle, and composite figures.  THis one-page worksheet contains two multi-step...
Activity
Noyce Foundation

Poly-Gone

For Students K - 12th Standards
Investigate polygons from rectangles to triangles to octagons. Each level of the five-problem series targets a different grade level. Beginning with the level A problem, learners examine the relationship between area and perimeter by...
Unit Plan
Radford University

Green Acres is the Place to Be!

For Teachers 9th - 12th Standards
Nurture a love of math and farming at the same time. Pupils apply geometry concepts, such as surface area and volume of three-dimensional shapes and similarity ratios, to farming contexts. They consider the dimensions of bales of hay,...
Performance
Radford University

Sand Castle

For Teachers 8th - 12th Standards
Don't let the task slip through your fingers like sand. Scholars design sand castles using hemispheres, pyramids, cones, and cylinders of different sizes. They calculate the volume and surface area and consider how changing the...
Activity
101 Questions

Lunch

For Students 9th - 12th Standards
Traditional lamian, a noodle originating from China, is hand shaped by twisting, stretching, and folding the dough into strands. Scholars observe the technique before determining the length of the final noodle. They use exponential...
Worksheet
Curated OER

Geometric Shapes

For Students 5th
In this geometry and shapes worksheet, 5th graders practice calculating the shaded area of 2 objects. Students count the squares on 2 grids to find the volume of each object in cube units.
Lesson Plan
Curated OER

Area and Perimeter of Rectangles

For Teachers 3rd - 5th
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...
Lesson Plan
Curated OER

Gotcha Covered, Pardner!

For Teachers 4th - 6th
Young geometers use the interactive website Cyberchase to practice calculating both area and perimeter. Real world problems encourage learners to discover that we use math each and every day. 
Lesson Plan
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Utah Education Network (UEN)

Insides and Outsides

For Teachers 4th - 6th Standards
Give small groups handfuls of unit cubes and then dare them to build as many rectangular prisms as possible using only 12 cubes. This engaging activity serves as an introduction to the volume of solid figures. In addition to volume,...
Lesson Plan
Curated OER

What a Square

For Teachers 3rd - 8th
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
Lesson Plan
Institute of Electrical and Electronics Engineers

Sugar Crystal Challenge

For Teachers 3rd - 9th Standards
Blow your learners' minds with a sweet lesson on nanotechnology that uses sugar to demonstrate the difference nanoscale surface area makes in dissolving and crystal formation. Plenty of supportive background information is read to...
Lesson Plan
Curated OER

Geography: Lengths, Perimeter, and Area of Similar Objects

For Teachers 6th
Sixth graders explore characteristics of similar objects. Using attribute blocks, they explore the ratios of the perimeter, area and side length in similar shapes. They calculate and compare the area of shapes.
Worksheet
Curated OER

Perimeter and Area

For Students 6th
In this perimeter and area worksheet, 6th graders find the perimeter and area of shapes with right angles. Students complete this for 9 shapes total.