Curated OER
Hexagon Island
Students identify different polygons. In this geometry lesson, students name polygons using the number of sides. They calculate distance and slopes using the correct formula.
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Square Graphs
Young scholars identify the different properties of quadrilaterals. In this geometry-activity, students define parallel sides and diagonals of polygons as they compare to a quadrilateral. They identify the methods to find the angles in a...
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Soccer Problem
Students solve problems with triangles. In this geometry lesson, students use the properties of triangles to solve problems. They identify the median, altitude and side vs angle relationship.
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Trigonometric Graphing
High schoolers analyze graphs. In this trigonometric lesson, students identify the different graphs of sine, cosine and tangent. They graph the inverse of those trig values and identify their properties such as phase shift and period.
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Isosceles Triangle Investigation
Pupils solve problems with isosceles triangles. In this geometry lesson, students identify and use the properties of triangles to solve their problems. They find the median, altitude, and angles to the triangles.
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Median
Students solve problems involving triangles. In this geometry instructional activity, students use the properties of triangles to find the angles and side. They identify the median and altitude of the triangle.
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Mirror Tool
High schoolers define properties of polygons. In this geometry lesson, students differentiate between similar and congruent polygons. They identify and use the properties of solids to solve problems.
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Dimensional Space: Various Perspectives
Students use their understanding of 3D on 2D to make a representation of a 4D form on paper.
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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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Are you in Golden Shape
Students solve and verify the solution for unknown measures. In this geometry lesson, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.
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Similar Triangles - Applied Problems
Students differentiate between similar and congruent triangles. For this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
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Sketching Cylinders
Students create nets of cylinders. In this geometry lesson, students calculate the surface area of cylinders and other solids. They show their understanding of three-dimensional shapes by solving problems.
Alabama Learning Exchange
The State Capital of Stem and Leaf
Students explore the concept of stem and leaf plots. In this stem and leaf plots lesson, students plot the 50 US states' capitals on a stem and leaf plot according to the first letter of each state. Students compare...
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Law of Sines
Students identify the ratios of a right triangle. In this calculus instructional activity, students use the law of sines to solve problems involving non-right triangles. They identify the different parts of a triangle.
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Tower of Hanoi
Students create a plan to solve word problems. In this algebra activity, students identify important steps to take when setting up a word problem. They relate algebra to the real world.
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Simson Line
Stuednts identify triangles for the Simson Line. In this geometry instructional activity, high schoolers solve triangular problems using the properties of triangles.They differentiate between the height, congruency and similarity.
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Location, Location, Location
Students investigate the properties of triangles. In this geometry lesson plan, students identify the location of different polygons. They identify the different properties of triangles and polygons.
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Power of a Point
Students solve problems by finding the radius or diameter. In this geometry lesson, students identify the tangent line of a circle and use properties of circles to find the radius. They relate circles to the real world.
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Diagonals to Quadrilaterals II
Students identify the properties of different polygons. In this geometry instructional activity, students find the slope of a line and calculate the distance between two lines. They differentiate between similar and congruent polygons.
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Line, Ray, Segment
Students define vocabulary words. In this geometry instructional activity, students identify the graph as a line, ray or segments. They understand the properties of each and calculate the distance on a number line.
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Perpendicular Lines
Students differentiate between parallel and perpendicular lines. In this geometry lesson, students identify the different angles created by perpendicular lines and parallel lines. They name the angles that are form when parallel lines...
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Mean and Median
Students identify the different central tendencies. In this probability lesson, students create the correct type of graphs to analyze their data. They make predictions and draw conclusions from their data.
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Tube Viewer Simulation
Students graph linear equations. In this algebra activity, students discuss the effect the change in one variable has in an equation. They discuss the effect equations have if you chage the value of the variable.
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Angle Bisectors
Young scholars identify different angles. In this geometry lesson, students identify different properties of triangles. They find the altitude, median and angle bisector.