Activity
Texas Instruments

Texas Instruments: Classifying Quadrilaterals

For Teachers 9th - 10th
Students will be sent ordered pairs through lists using the TI-Navigator. These pairs will then be graphed as a line graph and students will classify the shape of the quadrilateral and justify their choice.
Activity
National Council of Teachers of Mathematics

Nctm: Illuminations: Cutting Corners

For Students 9th - 10th Standards
Students will use their knowledge of plane figure attributes to create and view shapes by cutting and rotating shapes to stimulate discussions on names and attributes of various shapes they do not regularly encounter.
Lesson Plan
Alabama Learning Exchange

Alex: Geometric Man

For Teachers 3rd - 5th Standards
The students will explore angles, rays, line segments, perpendicular lines, parallel lines, and two-dimensional figures through the use of the book Shape Up! Fun With Triangles and Other Polygons by David A. Adler. They will also...
Lesson Plan
Alabama Learning Exchange

Alex: A What? A What? A Quadrilateral

For Teachers 3rd - 5th Standards
In this lesson, students will identify the characteristics of a quadrilateral. Students will have a chance categorize quadrilaterals into subgroups such as squares, rhombuses, rectangles, and nonregular quadrilaterals. This lesson using...
Lesson Plan
Alabama Learning Exchange

Alex: "Polly"gon Pockets

For Teachers 3rd - 8th Standards
Lesson plan that helps students explore the attributes of polygons through the use of cooperative groups. Students use jigsaw puzzles and foldable polygons. They also connect the attributes of specific polygons with objects in the real...
Activity
Texas Instruments

Texas Instruments: Real Life Real World Activity: Archeologist Frieze Patterns

For Teachers 9th - 10th
Archeologists, when classifying artifacts, often take note of the physical properties or attributes of artifacts, such as the materials from which the artifacts are made, and their size, shape, function, and decoration. Friezes are often...
Lesson Plan
Alabama Learning Exchange

Alex: It's in the Bag

For Teachers 3rd - 5th
This lesson is a unique and fun way to review perimeter, angles, and types of adjectives. Students pick an object from the classroom that will fit in a paper lunch bag. They investigate their object and fill in the attached sheet. You...