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Special Right Triangles
Students identify different types of special right triangles. In this geometry lesson, students differentiate between right triangles and isosceles triangles. they construct the triangles using geometry software and make conjectures...
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Creating Fractals
Students solve problems using fractals. In this geometry lesson, students identify properties of fractals. They find patterns in their surroundings and relate it to the real world and math.
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What's Out There? Space Shuttle Exploration and Simulation
Students role-play the jobs of space shuttle astronauts, conduct experiments, and research space using the Internet and offline experiments. Student-astronauts hold a "press conference" to share their information with others in a...
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Mathematical Properties
Seventh graders discuss the associative property of math. They are to find examples of the property and others. They also write in their journals about what they learned.
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Time Travel, Black Holes, and Relativity
Students read the novel, The Time Machine, and compare H.G. Well's perceptions of the future with those presented in The Third Wave, by Alvin Toffler. They research current scientific and mathematical theories that relate to space and time.
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The 3R's: Rights, Rules, and Responsibilities
Eighth graders complete seven work stations that highlight math activities while they focus on the rules for Internet use and classroom rules for working in cooperative groups. After completing the activities, they complete a self-...
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Dividing By 3 and 4
Third graders are introduced to how to divide by 3 and 4. They are told that are going to use the same procedures as they did on yesterday, except with new divisors. Students turn their attention to the Paddle Problem on page 206 of...
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Playground Zoom
Students observe and draw small objects on the playground or in the classroom with and without a magnifying glass. They explore how lenses can affect the way that an object is observed from afar or remotely sensed. Afterwards, they share...
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Variables and Patterns: Determining an appropriate scale while graphing
Sixth graders determine appropriate scales when graphing data. In this graphing lesson, 6th graders use an the applet "Graph It" to determine what is an appropriate scale for their data.
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It's Your Future
Students learn about productive resources along with their requirements, supply and demand, savings, investments and interest rates. In this supply and demand lesson plan, students create a career plan and personal budget of their own...
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Constructing Perpendiculars
Students construct perpendicular lines. In this geometry lesson plan, students use a compass and straight edge to do construction. They start from a point to a line.
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Constructing Triangles
Students construct triangles. In this geometry lesson plan, students create equilateral triangles. They also construct triangles where the sides are different. They use the lab to create and move shapes around with the Cabri program.
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Dividing Line Segments into n Congruent Parts
Students identify lines, and line segments. In this geometry lesson plan, students divide line segments into equal congruent parts. They complete a laboratory activity dealing with lines and segments.
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Interior and Exterior Angles of Polygons
Students identify interior and exterior angles of polygons. In this geometry lesson, students add interior and exterior angles of polygons. They use angle theorems to solve the problems.
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Heron's Formula
Learners use Heron's formula to calculate the area of a triangle. In this geometry lesson, students use three different methods to solve the area of a triangle. They find and construct the incentor and angle bisector of a triangle.
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Composition of Reflections
Young scholars perform reflections and translations of polygons. In this geometry instructional activity, students perform reflection in two parallel lines. They use Cabri to observe the transformation and rotations of each shape.
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Quadrilateral within Quadrilaterals
Students investigate the properties of quadrilaterals. In this geometry lesson, students solve problems dealing with construction and designs. They work with quadrilaterals, midpoints and parallelograms.
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Tessellations
Students create tessellations. In this geometry lesson plan, students use polygons to create different patterns by rotation. They identify the reasons for polygons to create the type of tessellation it does.
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Orthographic Drawings
Students investigate the creation of three dimensional drawings. In this geometry instructional activity, students analyze and complete orthographic drawings. They Cabri software to manipulate and move the drawings around.
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Orthographic Drawing
Students investigate orthographic drawings. In this geometry lesson, students identify properties of three dimensional drawings in space. They solve problems using volume and area formulas.
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Quilt Squares
Students research the history of the quilt in American History and view a PowerPoint Presentation. They create a quilt square with colored paper using polygons, transformations, rotations, and reflections on the computer and on a...
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How Wet Did It Get?
Students measure the rainfall/snowfall on the playground on a rainy/snowy day with a rain/snow gauge. They draw a bar graph representing the amount of water that fell and observe a satellite image of the clouds and local weather system...
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The REAL Cost of College
Students explore the cost of college and how to plan and save. In this money management lesson students do research on the cost of college, learn about making financial choices, earning, spending, saving, investing and how they apply to...
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Understanding Pi.
Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.