Curated OER
Infinity
Students engage in a lesson that is concerned with the concept of infinity as defined in a series by geometry. The lesson integrates the use of philosophy to help them comprehend how infinity can possibly mean while investigating the...
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Lab for Truss Design and Testing
Students design and build their own truss. In this physics lesson, students calculate the forces and maximum load. They complete a full scale diagram of their design.
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"Sweet Clara and the Freedom Quilt" by Deborah Hopkinson
Students create paper quilts of their own using the isometric grid that tessellates the plane or the fraction quilt square.
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"The Greedy Triangle" by Marilyn Burns
Students discover which regular polygons can be used to tile a plane.
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Probability Plus
Students participate in a variety of activities to understand statistics. They collect and interpret data. Also students distinguish the difference between a population and a sample. They make inferences and create arguments using data.
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Making Sense of the Census
In this unit of lessons, young scholars make sense of the Census. They examine why a census is taken and participate in activities.
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Pythagorean Theorem Investigation
Eighth graders investigate the Pythagorean Theorem and practice applying the theorem to various triangles. Finally, in the next lesson in the sequence, 8th graders create a song or a story to help them remember the Pythagorean Theorem.
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That Rascal Pascal
Fourth graders use the concept of number patterns to complete a portion of Pascal's Triangle as well as identify and describe the patterns represented.
Mathematics Assessment Project
Identifying Similar Triangles
Math whizzes work with angle sums and exterior angles to figure out the measure of other angles. This particular publication provides comprehensive support in the form of an anticipatory activity, questions designed to prompt discussion,...
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Gotcha Covered, Pardner!
Young geometers use the interactive website Cyberchase to practice calculating both area and perimeter. Real world problems encourage learners to discover that we use math each and every day.
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Exploring Similarity Using Scale Drawings
Learners explore scale factor as they create a scale drawing of a box, then determine the surface area and volume of the original and the scale drawing. The one page worksheet contains activities and procedures with four questions....
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Arrays To See Multiplication
Fifth graders examine multiplication. They construct arrays to demonstrate specific multiplication facts. They identify examples and non-examples of arrays. Students use counters to model the commutative property of multiplication.
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Building Paper Bridges
Students construct a bridge that can hold 100 pennies. In this math lesson, students evaluate the strength of their bridges. They predict how much weight a bridge can hold based on its design.
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Where in the World?
Learners explore how GPS works, the mathematics behind the technology, and how GPS is used. They find positions in one and two dimensions, and participate in a WebQuest that explores how math is used to find a location on Earth using GPS.
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Symmetry: Theory, Reality and Art!
Students explore the concept of geometric symmetry. In this geometric symmetry lesson, students walk around their school and take pictures of objects that demonstrate symmetry. Students use Microsoft Paint to draw the lines of symmetry...
Pennsylvania Department of Education
Creating Polygons
Students describe, make and compare polygons. In this creating polygons instructional activity, students identify properties of quadrilaterals and describe common features of two dimensional shapes.
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Polygons All Around Us!
Students explore the concept of polygon properties. For this polygon properties lesson, students draw polygons with different numbers of sides such as pentagons, octagons, hexagons, etc. Students identify different geometric shapes in...
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Best Practices of Technology Integration
Students participate in a lesson in order to practice using systems of equations in order to graph them. A cumulative project in the form of a brochure, web page, or interactive kiosk make this lesson more engaging.
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Minerals
Students explore the concept of minerals. In this minerals lesson, students discuss how cooling affects the size of crystals. Students discuss how the structure of minerals is a tetrahedron. Students discuss the structure of silicates...
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Congruency Basics
Fourth graders investigate congruent shapes. In this congruency lesson, 4th graders explore examples of congruent shapes. Students determine how to check for congruency by sliding or flipping the shape.
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Areas of triangles, trapezoids, and rhombi
Students solve geometry problems. In this area and perimeter instructional activity, students use formulas to solve problems from the textbook.
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Why Study Fractals?
Young scholars explore the concept of fractals. In this fractals lesson, students use the website to research where fractals occur in nature. Young scholars research what fractals are and how fractals are used to solve real world...
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Guess My Piece -working with Legos
Students participate in guessing their partners' hidden Lego pieces from their verbal clues. They work in partners to accomplish their goals. They are meeting a variety of math standards by completing this lesson.
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Properties of Lines - Parallel and Perpendicular
Sixth graders identify parallel and perpendicular lines in the alphabet. In this line properties lesson, 6th graders use the letters of the alphabet to show parallel and perpendicular lines. Students open a Geogrid Mat on the computer...