Curated OER
CSI Investigation of Congruence and Similarity
Students differentiate between similarity and congruence using polygons. In this geometry lesson, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
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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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Ojibwa Sewn Bead Designs
Learners research the Ojibwa beading design. They create their own beading necklace or bracelet.
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Learning about Shapes with Tangrams and the Net
Students use tangrams, student literature, and Websites to explore shapes.
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What's The Point?
Students solve word problems using the correct math symbols. In this algebra lesson, students use the TI calculator to graph their equation and analyze it. They find the line of regression and use to draw conclusion.
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Creating Tessellations
Third graders explore the history of tessellations; then use art and geometry to create an original tessellation.
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Governor's Garden
Students review types of polygons and list several examples of each. They assume the role of a landscape artist interviewing for a job. They create sketches of their plans for six polygonal gardens and write an expository paragraph...
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Logic
Middle schoolers solve problems using reasoning techniques, identify the validity or non-validity of problems and use deductive reasoning for problem resolution.
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Prairie Activity: Prairie Quilt
Students investigate prairie life in the 19th century. They research quilts and prairie images online, take a photo of an object related to prairie life, transfer the image onto fabric, and create a class quilt.
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Folding to Make Shapes
Second graders identify different polygons and their attributes. In this geometry instructional activity, 2nd graders get to know polygons by studying the vocabulary and finding polygons in their classroom. They create these shapes and...
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Blindfolded Building
Students build a Lego design and then work with a partner to reproduce that design. They guide the building of the reproduction by description only and then check their work.
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Hurricane Tracking
Students access the Internet to find information on current hurricanes. They get locations, speeds, and air pressures and then plot the location of the hurricane on a hurricane-tracking map. They also access the FEMA website to solve...
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Constructing Tangrams
Sixth graders are introduced to how geometry and algebra are related. In groups, they graph various points on a coordinate plane and write the ordered pair for each quadrant. Using this information, they create their own tangrams to...
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Investing
Students collect data on investments and draw conclusions. In this algebra lesson, students analyze exponential graphs as they relate to money. They discuss the cause of an account balance being high or low.
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Online Interactive Math: Upper Elementary: Mixed Skills
In this online math worksheet, students complete a 20 problem multiple choice online interactive worksheet with mixed skills including geometry, rounding, and three digit multiplication.
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Tangram Tantrums
Students discuss tangram vocabulary, and act out slide, flip, and turn. They observe tangram puzzles on a web page, and solve their own tangram puzzles.
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Identifying Creatures
Young scholars use a classification key from a provided worksheet to identify creatures. This task assesses student's abilities to interpret data, make decisions, identify, and classify.
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Similar and Congruent Triangles
Learners create and classify different types of triangles using an online geo-board. They explore the concepts of similar and congruent as they discover how to draw similar and congruent triangles.
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Fun With Symmetry
Students manipulate shapes to find multiple lines of symmetry. They use color to visualize the lines of symmetry.
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Mining Minerals
Students define the properties of minerals and their uses in their world. In this multi-lesson unit, students contribute actively to discussions of mineral mining, mining methods and mine safety. A role play lesson asks students to...
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Mathematical Models with Applications: The Sounds of Music
Pupils use an electronic data-collection device to model the sound produced by a guitar string. They identify the graph of a periodic situation and use the graph to determine the period and frequency of sound waves.
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Double Exposed Photographs
Students create double-exposed photographs, poetry, and multimedia presentations. In this artwork lesson plan, students explore cameras, poems, and other art forms to understand line, light, and other attributes that contribute to artwork.
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Triangle Exterior Angles Theorem
Students identify the measure of missing exterior angles. In this geometry lesson,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.
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Fractals Rock: Investing the Fractal Tree
Students investigate the relationship between fractals and sequences. In this geometry lesson, students build a fractal tree. They investigate different career fields where fractals are used in the real world.