Lesson Plan
Curated OER

Introductory to Area (Squares, Rectangles, and Triangles)

For Teachers 6th - 8th
Students explore the concept of finding area. In this finding area lesson, students use knowledge of area of triangles to find area of squares and rectangles. Students find area of irregular figures by breaking the figure down into...
Worksheet
Curated OER

Family Activity: Triangles and Quadrilaterals

For Students 6th - 8th
In this triangles and quadrilaterals worksheet, learners solve 7 short answer problems. Students find objects around the house that are constructed from triangles, parallelograms, trapezoids, squares, rectangles. Learners sketch the...
Lesson Plan
Curated OER

Working With Pattern Blocks

For Teachers 4th
Fourth graders use pattern blocks to complete patterns, puzzle, and area centers. For this pattern blocks lesson plan, 4th graders also demonstrate fractions and use the SMART Board with their pattern blocks.
Lesson Plan
Curated OER

Mosaics

For Teachers 5th
Fifth graders explore history of mosaics, and create their own.
Lesson Plan
Curated OER

Repeating Patterns

For Teachers K - 2nd
Students explore growth patterns by using manipulatives such as pattern blocks, investigate growth pattern of pattern, record growth in T-chart, describe how pattern is growing, and predict number of blocks needed to extend pattern.
Worksheet
Curated OER

Area and Periemeter

For Students 10th
In this geometry worksheet, 10th graders determine the area and perimeters of various quadrilaterals and triangles.  The one page worksheet contains ten problems.  Answers are not provided. 
Lesson Plan
Curated OER

Visual Patterns in Tessellations

For Teachers 3rd - 12th
Students explore tessellations as well as various types of polygon. Students examine tessellating patterns in the world around them. Students examine tessellations by creating their own tessellations and completing the included worksheet.
Lesson Plan
Curated OER

Haring Mosaic Reliefs

For Teachers 3rd - 10th
Students make mosaics out of clay using the techniques of Keith Haring. In this mosaics lesson plan, students use clay, glaze, plywood, cement, grout, and sealant.
Lesson Plan
Curated OER

Math and Architectural Design in Relation to Rebuilding The World Trade Center

For Teachers 7th - 9th
Students discover building plans and practice reading measurements.  In this architectural design lesson, students investigate the areas of the specific World Trade Center locations that need to be rebuilt and determine the cost....
Lesson Plan
Curated OER

Tangram Discovery

For Teachers 1st - 3rd
Students develop an understanding and enjoyment of math concepts and cultural awareness by working with tangrams.
Lesson Plan
Curated OER

MOSAICS

For Teachers All
This instructional activity will teach the students about how Mosaics are made and how they have been used in the past history and in modern times. Students will construct their own paper mosaics.
Lesson Plan
Curated OER

Tessellations and T-Shirts

For Teachers 9th - 12th
Students combine the visual arts and technology with mathematics in the creation of these beautiful t-shirts. They view examples of the work of artist M.C. Escher.
Lesson Plan
Science Buddies

Science Buddies: Tiling With Spidrons

For Teachers 9th - 10th
If art and math are both passions of yours, this project is meant for you! Spidrons are geometric forms made from alternating sequences of equilateral and isosceles (30 degrees, 30 degrees, 120 degrees) triangles. Spidrons were...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.g Tile Patterns I: Octagons and Squares

For Teachers 8th Standards
Eighth graders are presented with a tile pattern showing an apparent square surrounded by four octagons. They are asked to answer a question about congruency and angle measurements, as well as prove that the interior shape is really a...
Interactive
Shodor Education Foundation

Shodor Interactivate: Floor Tiles

For Students 9th - 10th Standards
Build a "floor tile" by dragging the corners of a quadrilateral. Learn about tessellation of quadrilateral figures when the shape you built is tiled over an area.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Partitioning Composite Figures Into Rectangles to Find Area 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to partition a shape into rectangles and add their areas together to get the area of the whole figure. Includes video...
Website
National Council of Teachers of Mathematics

The Math Forum: Making Patterns

For Teachers Pre-K - 1st Standards
Explore the literature connections, online activity, pencil and paper activity, and the manipulative investigation of patterns and geometric shapes on this page!
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
Whiteboard
ClassFlow

Class Flow: Football Path (Algebra)

For Teachers 9th - 10th
[Free Registration/Login Required] Fun game involving designing a football path around the high school using pentagons and hexagons.
Interactive
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Area Builder

For Students 3rd - 8th Standards
Create shapes using colorful blocks, and explore the relationship between perimeter and area. CCSS.Math.Content.3.MD.C.7.a Find the area of a rectangle with whole-number side lengths by tiling it
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg Hexagonal Pattern of Beehives

For Teachers 9th - 10th Standards
Beehives are made of walls, each of the same size, enclosing small hexagonal cells where honey and pollen are stored and bees are raised. This problem examines some of the mathematical advantages of the hexagonal tiling in a beehive....