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Curated OER
Travel Triangles
Students demonstrate and understanding of the three types of angles using triangles and quadrilaterals. In this angles lesson plan, students learn about acute, obtuse and right angles. They use cut-outs to find the areas of triangles and...
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Picket Fence Around the Garden
Students design different shaped plots and determine the perimeter, area and shape of each. They compare the shapes that have the same area but may have different perimeters.
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Perimeter
Fifth graders create math word problems. In this geometry lesson, 5th graders define perimeter and discover how to find the perimeter of a rectangle, a square and a regular polygon. Students write word problems on finding the...
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Introduction to Fractals: Geometric Fractals
Young scholars study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Young scholars complete worksheets based on...
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Puzzle Rectangles
Students work in small groups to complete a rectangle puzzle without any verbal communication or hand signals.
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Mondrian: Rectangles, Squares, & Balance, Oh My!
Learners discover through guided, online research the life and works of Piet Mondrian in this technology-based Art lesson for the 2nd and 3rd grades. Emphasis is placed on the student creation of "Mondrian"-like drawings using Appleworks 6.
02 x 02 Worksheets
Dividing Polynomials Using Algebra Tiles
Discover how algebra tiles can help in dividing polynomials. Pupils watch as instructors demonstrate how to use algebra tiles to solve problems involving the division of a quadratic expression by a linear expression. Once they get the...
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Interior Designer for a Day
Seventh graders organize a 20 x 17 room with a given set of furniture pieces. Arrangement is to be based on maximum comfort and practicality. This lesson is a good way to teach and reinforce the mathematical concept of area.
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What Shapes Can You See?
Students investigate shapes in art. In this visual arts lesson, students examine the ancient Panamanian "Plaque" and identify the geometric shapes in the art piece. Students combine basic shapes to make an artistic picture of their own.
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"I'm Thankful For..." Placemat
Students discover the story behind Thanksgiving through comparing and contrasting what pilgrims were thankful for, memorizing Thanksgiving poems, and creating a placemat that depicts the poem.
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Measurement: Lesson 2
Eighth graders complete math problems given in this lesson, where they find the perimeter and area of specific figures. They estimate the perimeter and area of shapes and figures and then complete the mathematical formula to find the...
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Powerful Polygons
Students scan the classroom to find different common shapes. They listen as the teacher defines polygon and regular polygon. The teacher demonstrates regular polygons via the Internet and the "Math is Fun" web site. Students go outside...
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Multiplying Binomials
Young scholars factor binomials and apply it. In this algebra lesson, students use patterns to factor difference of squares and FOIL to factor other binomials. They apply the concept of binomials to vertical multiplication.
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Tonnage - Measurement
Students explore the size of one ton. They research the capacity of sialing ships and estimate the volume of rectangular prisms. Students perform activities to discover the capacity of a classroom in tons.
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Mondrian Inspired Abstract Art
Students explore the art of Piet Mondrian. For this abstract art lesson, students look at paintings by the Dutch painter and then follow the provided steps to create their own abstract art inspired by his works.
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MVT for Integrals
Learners identify the meaning of the Mean Value Theorem. In this calculus lesson, students solve problems using the definite integral. They calculate the average value of a function.
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A Holocaust Monument
Pupils examine Holocaust memorials to discover expressive power of shapes, practice creating simple geometric shapes or forms, and practice calculating ratios, area, and/or volume.
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The Chicken Run
Fourth graders work in a group of 4 to make rectangle with a 12m length of string. They discuss its perimeter and how they would calculate its area. Then another group of 4 make another rectangle and estimate if the area would be greater...
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Possible Locations
Students create maps with cutout pieces of paper that represent caverns. They develop a scale for their map and decide where the best location is to live. They discover the importance of map reading skills.
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Particle Motion1
Young scholars analyze piecewise functions. For this precalculus lesson, students identify the position, velocity and distance. They analyze the relationship between the graph, its position and velocity.
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Introducing Powers and Models
Students construct two dimensional models to illustrate squared numbers. In this geometry lesson, students use graph paper and an x/y axis to build squares exponentially. Students identify powers and relationships between various figures...
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Boxes & Blocks: Square Play
Students add a new angle to block play with this spatial challenge. In this early childhood math lesson, students use creative-thinking, patterning, visual-spatial, and fine-motor skills to explore the different shapes that can be made...
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Pent-up Pentominoes
Students explore pentominoes in this activity. They build shapes as directed and color the tiles on their grid sheet.
Texas Instruments
Texas Instruments: Dimensions and Area
In this activity, students discover the relationship between a change in the dimensions of a rectangle and the change in the corresponding area.