Curated OER
An Introduction to Measuring Theory
Students investigate one, two and three dimensional objects. In this algebra lesson, students differentiate between different shapes of objects and write equations to represent each. They start with what they already know and prove...
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Trigonometric Ratios
Students measure and analyze angles. In this trigonometry instructional activity, students measure angles and distances use non-traditional techniques. They identify the different ratios of sine, cosine and tangent.
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Lines and Angles
Students explore Geometry with Twizzlers Candy, pipe cleaners, paper, pencils, and protractors. They manipulate these items to create different angles introduced by the teacher.
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Candy Bar Fractions
Students explore the relationship between caloric expenditure and exercise, and see a real world use for fractions as they relate to daily life.
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Triangle Puzzler
Students are introduced to some basic concepts of geometry. They explain that the definition of a triangle is a figure with three sides, three angles, and three points. Triangles can be named by using three points in their correct sequence.
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Match My Masterpiece
Fifth graders plot out points on grid paper which correspond with the ordered pairs they are given. If done correctly, the points form a word.
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Similar and Congruent Triangles
Students 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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Let's Measure
Third graders practice measuring different objects. They discover the concepts of ratio and proportion and practice converting numbers into the correct unit. They read stories as well to help them with the concepts.
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Fractions
Learners explore the concept of fractions after reading Jump, Kangaroo, Jump. They are given fraction circles and are given the opportunity to explore and investigate them.
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Geometry Everywhere; Fractal, Math & Form
Students explore fractal geometry. They do online explorations of fractals to discover applications of fractal geometry for a report.
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A Recipe For Success
Sixth graders explore a relevant application of ratios and proportions. They apply this concept through guided practice and interactive feedback.
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Give It a Whirl
Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.
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Yummy Shapes
Students explore space shapes learning about edges, corners, and faces. They enjoy shape soup as a culminating activity.
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Classifying and Constructing Corners
Fifth graders, after seeing Honeycomb examples, complete a Classifying Angles worksheet, Clock worksheet, and Defining Angles worksheet.
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Comparing and Ordering Fractions
Third graders create fractions from concrete materials, then use paper fractions.
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More Bait for Your Buck!
Students determine where to buy the heaviest earthworms as they study invertebrates. They create a double bar graph of the results of the weight data.
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Introduction to Fractions on the Numberline
Students use color-cued fraction strips and a color-cued numberline to develop basic fraction concepts and correct sequencing. They complete a worksheet using equivalent fractions to solve the problems.
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A Nation of Nations Lesson Plan: Charting African Ethnicities in America
Students read a portion of the narrative, The Transatlantic Slave Trade, to explain the ethnic origins of enslaved Africans brought to the US. They create charts and bar graphs comparing ethnicities in the lowlands and tidewater regions.
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Hop To It!
Young scholars explore the aspects of a frog's anatomy that allow it to be such a good jumper and jump and record the length of each jump to determine which style of jumping allows them to jump the farthest.
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Finding the Area of Triangles
Twelfth graders apply the formula for finding the area of a triangle to various problems. They work real life problems for finding the area of a bathroom and the cost of tiling it. They play a game, Triangle Bingo, where they match...
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Native American Lesson Plan: Someone's in the Kitchen
Students use vocabulary necessary to complete cooking activities and tell others about the food. They discuss similarities and differences between Native American and other nationalities' foods made in their families.
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Add'm and Eve in the Garden
Students research and design five different shaped raised beds for the school garden. In small groups, they conduct Internet research, measure and create a cost analysis for the construction and design, and submit their plans to the...
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