Curated OER
Symmetry Collage
First graders, in groups, studying symmetry, compose collages and bulletin boards.
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Finding Addition Patterns
Young scholars practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
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Classifying Objects
Fourth graders work in small groups to sort and classify a variety of objects. They develop criteria for sorting and explain the characteristics they chose for classification. Groups record and share their classifications.
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Angle Land and Angle Aerobics
Sixth graders investigate different types of angles. In this geometry instructional activity, 6th graders use a protractor to identify acute, obtuse, and straight angles.
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Robot Sketcher
High schoolers analyze and solve word problems. In this algebra lesson, students explore their reasoning skills as they analyze a problems and come up with the correct steps to solve it. They create a plan and execute it correctly.
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Graph Creator
Learners rewrite equations using algebraic symbols. In this algebra lesson, students graph linear equations using the slope and y intercept. They make predictions about their graphs and analyze the results.
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Circle Packing
Students identify different parts and properties of circles. In this geometry lesson, students identify the radius, diameter, semicircle and inscribed angle of a circle. They identify the tangent lines to a circle.
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Half Angle
High schoolers calculate the solution using half angles formulas. In this calculus lesson, students identify the different properties of a triangle using trigonometric properties. They identify the mean, altitude and angles of a triangle.
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Light Bounce
Students solve problems involving triangles. In this geometry lesson, students apply properties of triangles to find the missing angles and sides. They identify angles of parallel lines cut by a transversal.
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Hexagon Island
Learners identify different polygons. For 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
Students identify the different properties of quadrilaterals. In this geometry-lesson, 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
Learners 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
Students solve problems with isosceles triangles. In this geometry instructional activity, 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
Students 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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Balancing Discoveries
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
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Shirts Full of Buttons
Students match sets of buttons to complete subtraction problems. In this subtraction lesson plan, students answer the questions "how many more/less" and make bar graphs by counting up the buttons they are wearing.
Pennsylvania Department of Education
Geoboards
Students describe shapes to their classmates using specific properties and practice making triangles on geoboards. In this geoboards lesson plan, students use string on the geoboards.
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Medieval Mathematicians and Whimsical Windows
Third graders demonstrate their mathematical knowledge of symmetry and reflection using congruent geometric shapes while working as an artist and mathematician looking at a medieval-styled stained glass window.
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Geometric Lines: Parallel / Transversal / Perpendicular
Students in grade 7 and 8 work on outcomes related to spatial sense and geometric concepts, properties, and relationships. The lesson integrates technology and helps students be exposed to multimedia.
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You Can Do It: Creating How-To Videos
Young scholars create instructional videos. in this video lesson plan, students choose a subject area and topic to make their own how-to video. They research this topic and film their video using a flip-camera.
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Dimensional Space: Various Perspectives
Young scholars use their understanding of 3D on 2D to make a representation of a 4D form on paper.
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A Story With Order Of Operations
Students investigate the use of The Order of Operations using a story. The solution of the story correlates with using the same thinking involved in the application of the Order of Operations. This brings the concept into real world for...