Curated OER
Polygons And Polyhedra
Students recognize and name two-dimensional and three-dimensional geometric figures. One group of students will extend the study of polygons to quadrilaterals while another group of students will extend the study of polygons to...
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Surface Area with Polydrons
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
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Creature Design
Fifth graders create mathematical creatures. In this geometry lesson, 5th graders create a creature from regular and irregular geometric shapes. Students review vocabulary and construct an original creature based on a rubric.
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Symmetry that is Basic and Beautiful
Pupils explore lines of symmetry. In this symmetry lesson, students divide and combine shapes along basic lines of symmetry. Pupils explore symmetry in real life objects.
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Our Geometric World
Third graders explore the attributes of polygons. In this geometric shapes lesson, 3rd graders review quadrilaterals, squares, rectangles, triangles, pentagons, hexagons, and octagons in order to create hanging polygons. Students then...
Curated OER
Cutting Corners
Second graders examine two-dimensional shapes using their characteristics. For this shapes lesson, 2nd graders identify similarities and differences by using cut out shapes, diagrams, mirrors, and graphic organizers.
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Investigation: Sorting and Classifying
Fifth graders explore geometry by creating shapes with construction paper. In this shape characteristics lesson, 5th graders identify the different attributes that make up specific shapes and create them using construction paper, rulers,...
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Geometry
Students build replicas about nature and sports. In this geometry lesson plan, students build 3D replicas of nature and sports objects in teams.
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Problem Solving Using Power Polygons
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson plan, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
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Perimeter, Area, Volume, and Surface Area
For this geometry worksheet students solve problems involving perimeter, area, volume, and surface area for various geometric shapes. The four page worksheet contains twenty-five problems. Answers key is provided.
Curated OER
Cutouts
Young scholars identify symmetry in shapes. In this geometry lesson, students fold paper to identify lines of symmetry. Young scholars create various symmetrical shapes using folded paper.
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Angle Bisectors
In this angle bisector learning exercise, 10th graders solve and complete 23 various types of geometry problems. First, they find the angles listed in the figure shown. Then, students determine the sum of the interior angles of a...
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Geometric Concepts and Polygons
In this geometry worksheet, learners identify the altitude, perpendicular bisector, median, angle bisector and the area of different polygons. There are 33 problems.
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Planes and Lines
In this geometry worksheet, 10th graders determine the number of planes that can pass through a given point and are perpendicular to a given line. The one page worksheet contains one multiple choice question. Answer is...
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Regents Exam Questions G.G.9: Planes
In this planes activity, students solve 3 short answer problems. Students determine a true statement given lines perpendicular to a plane.
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Small and Large Squares
Young mathematicians classify squares according to attributes. They sort squares according to specific attributes. Students explore squares in repeating patterns and order squares according to size. Engaging extension activities are...
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Cubes and Cylinders
In this geometry worksheet, students identify cubes and cylinders by coloring a given number of each shape red, green, blue, or yellow.
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Geometric Solids
Students identify and create simple geometric shapes and describe simple spatial relationships. Through discussion, hands-on activities and show and tell, they identify geometric solids in real life and create graphs of commonly found...
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Investigation-On the Surface
Students compute the surface area of 3 geometric solids to determine the shape of package that would require the least amount of paper to wrap. In this geometry lesson, students work on a two-question assessment embedded in the plan. The...
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Who Am I? (Middle School)
Third graders complete a classroom game used to build understanding of two and three-dimensional shapes. Diagonals, sides, regularity, congruency, angle measurements, parallels, perpendicular, faces, and edges are a few of the vocabulary...
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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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Pattern Block Fractions
Fourth graders participate in a lesson that is about the finding of different fractional sizes with the help of pattern blocks. They define the vocabulary terms of numerator and denominator. The lesson also uses geometry and relates it...
PBS
Using Symmetry to Create Corporate Logos
Young mathematicians investigate the use of symmetry in graphic design. After first learning about reflection, translational, and rotational symmetry, children use this new knowledge to identify symmetry in letters of the...
Curated OER
Area and Perimeter
Learners find the area and perimeter of regular polygons and composite figures and examine the effect on the area and perimeter of a figure if the dimensions are multiplied by a constant. The nine page worksheet contains thirty-seven...