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Alabama Learning Exchange
Alex: Origami Geometry
Origami (ori-folding, kami-paper) is the traditional Japanese art of folding paper. Students will discover relationships between shapes as they are actively engaged in this hands on geometry lesson to learn basic geometric shapes, their...
Alabama Learning Exchange
Alex: Tan Ii
The Chinese character mark for Tan II (pronounced she-tow-bah) is the second of two lessons to introduce first grade students to geometry using tangrams. This lesson incorporates history, math, and language arts. In this lesson students...
National Council of Teachers of Mathematics
Nctm: Illuminations: Cutting Corners
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.
George Eastman Museum
George Eastman House: Shapes and Shelters Discovery Kits
Find a classroom-ready annotated slideshow and lesson plans designed to introduce students to fundamental architectural concepts and to improve their skills in recognizing the structural components of architecture. Slideshow uses...
National Council of Teachers of Mathematics
Nctm: Illuminations: Geometric Solids
The instructional tool explores various geometric solids and their properties. Student can manipulate and color the different shapes. Learners examine the edges, faces, and vertices of the different solid figures.
Alabama Learning Exchange
Alex: Geometric Shadows
Students will identify objects as translucent, transparent, or opaque. Upon seeing the shadow of the opaque object, students will identify the geometric figure created by the shadow.This lesson plan was created as a result of the Girls...
Texas Instruments
Texas Instruments: Exploring Area
In this activity, students learn to calculate the area of geometric shapes. They solve real world problems involving area.
Texas Instruments
Texas Instruments: Coordinate Plane
In this activity, students use the pen feature of the calculator to draw geometric shapes in a coordinate plane.
Alabama Learning Exchange
Alex: Ye Ole Angles and More
Students will explore shapes and their attributes through a variety of resources including web sites, story books and manipulatives. Students will create a presentation of a shape adventure.
Texas Instruments
Texas Instruments: Geometric Swimming Pools
Students will design swimming pools in the shape of polygons on grid paper with two vertices given.
Texas Instruments
Texas Instruments: Making Sense of Shapes and Sizes
In this activity, students develop algorithms for generating and generalizing patterns related to triangle and square geometric models.
Texas Instruments
Texas Instruments: Give Me a Hand or Leaf Me Alone
In this activity, students' find the surface area of geometric shapes cut from card paper and relate it to its mass. They use this data to find the surface area of irregularly shaped objects.
Texas Instruments
Texas Instruments: Copying an Angle
Explore relationships (including congruence and similarity) among classes of two- and three-dimensional geometric objects, make and test conjectures about them, and solve problems involving them.
Alabama Learning Exchange
Alex: Geometric Quilts
Students will use a square to investigate other polygonal shapes that can be formed. Students will work with these polygons to make designs that will later constitute cooperatively designed quilts. The quilts will be made by translating,...
National Council of Teachers of Mathematics
Nctm: Illuminations: Volume of a Cube
"The volume of a cube can be developed by considering unit cubes, a single row (longs) of unit cubes or a single layer (flats) of cubes using this applet." This easy software makes it possible to easily construct a cube and take it...
Alabama Learning Exchange
Alex: Creating a Reflection
In this lesson, the students will create geometric reflections. This is a hands on activity where the student will be able to conceptualize how geometric shapes are reflected across the x and y axis of a coordinate graph. This lesson...
Texas Instruments
Texas Instruments: What Goes Around Comes Around but Can You Measure It?
In this activity, students find the area and the perimeter for several geometric shapes. They also determine the surface area and volume of spheres.
Alabama Learning Exchange
Alex: Let's Go Hunting!
Students will work in groups of 3 or 4 scouring the campus for items of various shapes, sizes and angles. The items that students will be looking for are outlined on the rubric. Students will use technology to create a creative digital...
Alabama Learning Exchange
Alex: What's in a Box?
The class has been contracted to work for a box factory. They are to make cube shaped jewelry boxes. Students determine how many different nets are possible and then analyze the resulting cubes. This real-world situation helps to develop...