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Inscribed Quadrilaterals and Parallelograms
Students differentiate between inscribed quadrilaterals and parallelograms. In this geometry lesson, students identify the shaped of the polygons when it is inscribed inside of a circle. They calculate the missing angles of the inscribed...
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Areas of Polygons
Pupils calculate the are of regular polygons. In this geometry lesson, students create polygons on the computer and move it around to create different shapes. They explore the area of different polygons and how they inter-relate.
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Dream Bedroom Floor Plan
Pupils build and apply concepts of geometry. In this geometry lesson, students create a building using proportions and scale drawings. They use Cabri technology to create a virtual drawing first.
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Dream Bedroom Floor Plan
Students construct using Cabri software. In this geometry lesson, students convert between units and apply the correct measurements to build objects. They create the room virtually and manipulate the shapes to the desired measurements.
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How Do You Measure Up?
Students measure their body. In this measurement lesson plan, students use a string to measure their height and the circumference of their head. They record this information on the worksheet provided and answer questions as a group.
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Area of Sectors
In this area of sectors activity, students find the area of a given sector, area of inscribed figures, and area of shaded regions. This two-page activity contains 20 problems. An answer sheet is provided on the third page.
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Modeling Celestial Motion
In this modeling celestial motion instructional activity, learners fill in the blank about the motion of celestial bodies: planets and stars. Students complete the blanks with information about the scientists and philosophers responsible...
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Scale Factor- Surface Area and Volume
Students calculate the surface area and volume of shapes. In this geometry lesson plan, students create different scales and calculate the volume and area for each shape. They compare and contrast between the different scales and shapes.
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Fractions and Wholes
Second graders explore fractions with a worksheet and marbles. In this fraction lesson plan, 2nd graders recognize the fractional parts of a shape pictured and find equal fractions.
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Drawing with Shapes
First graders combine different shapes to create an image. In this geometry lesson, 1st graders utilize squares, circles, rectangles, triangles, and arc to draw a picture. Students share their creation with their class...
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Measurement
Seventh graders measure surface area. In this geometry lesson, 7th graders find the surface area of various geometrical shapes. Using a computer program, students compute the area of 2-D and 3-D shapes. Students use...
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Grade 3 Math Practice
In this grade 3 math activity, students complete a total of 10 questions that use a variety of grade 3 concepts. Page is part of a site with links.
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Radians, Arc Length, and the Area of a Sector
In this college level geometry worksheet, students convert between degrees and radians. Students determine arc length and solve problems involving the area of a sector. The four page worksheet contains seventy-four...
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Identifying Patterns
Students investigate the elements of a pattern. In this geometry lesson, students identify different shapes in a pattern and discover which shapes are missing in order to extend it. Students create their own patterns using...
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Cruising the Internet
Students identify the parts of an engine using a graph. In this statistics lesson, students make a graph from their collected data. They calculate the volume of a cylinder using a line of regression and a scatter plot.
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Fold and Cut 2
Second graders make, name, and describe, using their own language and the language of geometry, everyday shapes and objects. They create and discuss geometric patterns which repeat (show translation), or which have rotational or...
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Perimeter and Area of 2D Shapes
Learners find the perimeter and area of circles, triangles, and rectangles. In this perimeter and area instructional activity, the teacher gives students formulas for each shape and measurement and works through examples on the board....
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Around and Across
Tenth graders investigate the circumference and diameter of a circle. In this geometry lesson, 10th graders relate circumference to diameter. They create a scatter plot to estimate the value of pi.
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Harnessing the Wind for Electricity
Ninth graders explain how wind can produce electricity. In this geometry lesson, 9th graders construct their own pin wheel turbine and calculate its power. They discuss the pros and cons of using wind generator.
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Basic Roof Framing
Students complete a unit of lessons on basic roof framing. They discuss the various styles of roofs, identify the styles in the neighborhood, cut out rafters using circular saws, and assemble roof rafters.
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Cyclic Quadrilaterals
What does it mean for a quadrilateral to be cyclic? Mathematicians first learn what it means for a quadrilateral to be cyclic. They then investigate angle measures and area in such a quadrilateral.
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Cross Sections
Young visual learners explore different cross sections of 3-dimensional objects. First, cross sections of cubes are explored by using an interactive flash activity. This is then extended by looking at cross sections of spheres,...
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Can You Name That Shape?
Learners use materials to build, investigate, and draw two-dimensional shapes (polygons). They combine the shapes they have built and draw from the pile to begin a round-robin activity to name and determine the attributes of a selection...
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Classifying Polygons
Students study polygons. In this math lesson, students play a game in which they learn the classification system for polygons. Students identify the properties of quadrilaterals.