Curated OER
Quilt Squared
Students study West Virginia quilts. In this mathematics lesson plan, students use symmetry, geometric shapes, and patterns to create their own quilt square.
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Triangles
Students identify triangles in the real world and construct their own triangle using drinking straws. They explore abstract triangles and find additional geometric shapes such as trapezoids. Students discuss similar shapes and examine...
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Shape Up
Students explore differents types of triangles and quadriaterals. In this polygon lesson plan, students model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference...
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Where in the World
Students explore the global grid system. In this globe instructional activity, students identify latitude and longitude lines and how these can tell the coordinates of any place. They use the Internet to find the exact coordinates for...
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Problem Solving: Strategy: Use Logical Reasoning
In this problem solving strategy worksheet, 6th graders solve a story problem using the strategies of understand, plan, solve, and look back.
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Rounding
In this rounding worksheet, students solve 40 problems in which whole numbers are rounded to the nearest 10. 100 or 1000. Students also round to the nearest dollar.
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Pythagorean Theorem
Middle schoolers investigate the concept of the Pythagorean Theorem. After conducting independent practice to find the hypotenuse of a triangle, they work with the teacher using examples in the lesson plan. The direct instruction is...
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Red October
Fourth graders follow directions given in bearings. They invent their own maps using them and use a protractor to help them with their designs. Students
produce their own maps with instructions for navigating the maps. The channels...
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Equilateral Triangles
Students examine the attribute of equilateral triangles. In this equilateral triangle instructional activity, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in...
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Geo-Mat
Students review plane figures by playing a game that resembles "Twister." They listen to directions to locate a large example of the figure which is placed on the floor.
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Triangle Exercises
In this math worksheet, learners determine the name for each triangle according to its classification. Then they create a truss construction model.
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Downtown Landmarks: geometry on Firstside
In this geometry worksheet, students look at a picture of downtown landmarks and identify different shapes, lines, and more. Students identify 18 items.
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TAKS 4th Grade Daily Upkeep 10
In this math worksheet, 4th graders look for the answers to basic review problems that focus upon the skills of reading simple word problems, and applying the interpretation of data.
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Studying Special Segments in Triangles
Students investigate special segments in triangles. In this geometry lesson, students graph, compare, estimate and predict findings based on their data. They differentiate between similarity and congruence of triangles.
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Tessellations
In this tessellations worksheet, 10th graders solve 6 different types of tessellation problems that includes drawing. First, they define polygon, regular polygon, tessellation, regular tessellation, and semi-regular tessellation. Then,...
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The Centroid : Balancing the History
Students discover the centroid of a triangle based on Euclid's constructions. They explore locus of points of a median. They understand properties of the segments that form the median and areas of the smaller sections formed by the median.
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Geometry Wordsearch
For this mathematical related worksheet, learners explore and analyze thirteen key terms associated with geometry in a word search puzzle.
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Triangle Classification
Students classify different types of triangles. In this geometry lesson, students identify and use properties of triangles. They differentiate between isosceles and equilateral triangles.
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Forces Applied to an Object
Fourth graders predict, observe, and compare what happens when a force is applied to an object. In this forces lesson, 4th graders complete a 'swinging hammer' activity to learn about forces and motion.
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Pass It On
Fifth graders participate in a class activity that helps them learn some geometric terms along with their definitions. They describe relationships between two and three-dimensional shapes and analyze attributes and properties of...
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Ovals, Rectangles, Squares, and Triangles
Pupils identify geometrical shapes displayed in photographs of everyday objects in a metropolitan setting.
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Geometry House!
Fourth graders use computer drawing tools to create a house of geometric shapes.
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Exploring Special Segments in Triangles
Learners discover that four special segments have a common intersection point. They identify the position of the intersection point in triangles. They produce conjectures about areas of the divided triangles.
Homeschool Math
Homeschool Math: Lines, Rays, and Angles
This fourth-grade geometry lesson teaches the definitions for a line, ray, angle, acute angle, right angle, and obtuse angle. We also study how the size of the angle is ONLY determined by how much it has "opened" as compared to the whole...
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