Curated OER
Introduction To Orbital Mechanics
Young scholars use NASA drawings to build a model satellite for a specific mission. They design a set of drawings for their satellite showing its subsystems as well.
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Pedal Triangles
Students identify the properties and theorems of triangles. For this geometry lesson, students construct angle bisectors using a compass and straight edge. They identify triangular similarity and congruency.
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Discovering Euler's Theorem
Learners identify different parts of a prism and polyhedra. For this geometry lesson, students identify the number of faces, edges and sides of polygons. They solve problems by recognizing patterns.
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Exploring Special Lines
Students compare and order numbers. In this geometry activity, students write equations for inequalities. They differentiate and apply concepts of triangular properties to solve problems.
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The Trappings of Trapezoids
Students define trapezoids and their shapes. In this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
NASA
Foam Rocket
When going for distance, does it make a difference at what angle you launch the rocket? Teams of three launch foam rockets, varying the launch angle and determining how far they flew. After conducting the series of flights three times,...
Virginia Department of Education
Arc Length and Area of a Sector
What do skateboarding and baked goods have in common with math? You can use them to connect half-pipe ramps and cakes to arcs and sectors. Pupils compare the lengths of three different ramp options of a skate park. They calculate the...
Mathematics Assessment Project
Evaluating Statements About Enlargements
Double, toil ,and double linear dimensions. Learners first complete an assessment investigating how doubling linear dimensions affects the area of pizzas and the volume of popcorn containers. They then complete an activity investigating...
Curated OER
Geometry House!
Fourth graders use computer drawing tools to create a house of geometric shapes.
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Who Built That NYS Thruway Bridge Anyway?
Students discover how engineers determine the best designs for bridge construction. They see how bridge constructions relates Engineering to Geometry. They see the implications and consequences of bridge design on your community/world.
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Patchwork Math
Students recognize and identify shapes in their environment. They investigate why objects can be composed of several different shapes. They follow a pattern to recreate designs using various shapes.
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Data Representation
Students solve real life scenarios using math. In this geometry instructional activity, students collect, predict and interpret data. They measure a chair using different measurements and choose what would make the chair the best design.
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Using Geometric Shapes in Architecture
Third graders identify two and three dimensional shapes used in architectural designs by viewing images on the Internet. For this geometry lesson, 3rd graders create their own building designs and identify the geometric shapes that...
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Stained Glass Polygons
Students follow directions to make a stained glass window design of regular and irregular polygons with specific geometric elements. In this geometry lesson plan, students also analyze other classmate's designs.
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The Search for Pythagoras' Treasure
Students identify and define properties of triangles. In this geometry instructional activity, students identify the missing sides and angles of right triangles. They use the rules of the Pythagorean Theorem to solve their problems.
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Parallel-o-Home
Students investigate the usage of parallel and perpendicular shapes in the real world. In this geometry lesson, students investigate shapes for properties that are related to the real world. They relate all the properties of shape tot he...
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Pascal's Patterned Triangle
Fifth graders receive a brief history of Pascal's triangle. As a class the students construct the first few rows of the triangle. The students are then split into groups where they finish a worksheet identifying the total value of each...
Curated OER
Creating Perpendicular Bisectors
Students create perpendicular bisectors. In this geometry lesson,students use a straight edge and protractor to create a perpendicular bisector. They graph line on the TI and analyze it.
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Triangle Exploration
Students are introduced to The Geometer's Sketchpad software while in the computer lab. They focus on triangles, horizontal lines, vertex and top parallel lines. Each student utilizes geometry to complete basic geometric constructions.
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Topology and Geomery
Students relate topology to polygons. In this geometry lesson plan, students make the connection between different shapes and topologically equivalent relationships. They use Mobius strips to create and move shapes around.
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Inked Geometric Mandalas
Fifth graders gain an appreciation for mandalas in many cultures. Compare and contrast designs from many cultures. They see geometric design in mandalas and become aware of symmetrical balance and radial balance. They create a mandala...
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Tessellations
Learners identify shapes that will tessellate. They construct a tessellation using transformations. Students identify transformations in tessellations. They identify applications of transformations such as tiling and fabric design.
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Ratio
Students calculate the ratio and apply it to construction. In this geometry lesson plan, students convert between different units and use decimals and fractions interchangeable. They find the fraction of a given amount using the...
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The UPS Experiment
Students calculate the speed using metric measurements. In this geometry lesson, students calculate speed, distance and velocity using metric measurements. They gain inquiry and problem solving skills in this assignment.