Curated OER
Free Printables: Shape Recognition
In this shape worksheet, learners find specific shapes or angles and color them the correct color that is indicated at the top of the worksheet. There are 8 worksheets to select from on this page.
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Cylinder Volume Lesson Plan
Tenth graders define the formula for cylinders and use it to solve real world problems. In this geometry lesson, pupils differentiate between area, perimeters, 2D shapes, 3D shapes, and volume of prisms, cylinders and spheres. They...
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Third Grade Geometry
Third graders describe 2D and 3D shapes. In this geometry lesson, 3rd graders watch a PowerPoint presentation showing the terms used when analyzing shapes: vertex, edge, angle, side, and face. They compare shapes to see what they have in...
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Magician Squares
Elementary school learners investigate the attributes of a square. They discover that squares are polygons and examine squares found in everyday life. They concentrate on connecting the word, square, with the shape. As an...
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Shape Makers
Classify and explore shapes by giving learners opportunities to handle, describe and classify 2D and 3D shapes. Primary learners will sort objects such as triangles, squares, oblongs, circles, ovals, pentagons, hexagons, diamonds, boxes,...
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Parallel and Perpendicular Lines
Learners study parallel and perpendicular lines. For this parallel and perpendicular lesson, pupils explore 2-D shapes and determine if the sides are parallel or perpendicular.
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2D and 3D figures
In this 2D and 3D figure worksheet, learners name different shapes and decide if they are polygons or not. Students complete 8 problems.
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Guess My Shape
Students describe shapes to other students who have to guess that shape. In this shape lesson plan, students describe shape attributes to other students. Then those other students have to guess the shape that is being described to them....
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Compare Area and Perimeter of 2D Shapes
In this area and perimeter learning exercise, students compare area and perimeter of pairs of figures, determining which has either the greatest area or perimeter. A reference web site is given for additional activities.
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Properties of 2D Shapes
In this math worksheet, students study 5 basic geometric shapes. Students write a description for each, naming the shape, telling about the edges, the lengths and the corners.
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Measurement: 2D and 3D
Students solve volume problems. In this geometry lesson, the class watches a video about clean water (link provided) and individuals compare the volume of different prisms, including an actual drinking glass. Extension activities include...
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2D and 3D Shapes
Have your class use online activities to recognize the names and properties of 2D and 3D shapes. They will listen to their teacher describe a mystery shape and try to guess it. Additionally they will watch clips online about a 2D shape...
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Polygon Shapes
In this polygon worksheet, students study the various shapes and then name each of the two-dimensional shapes. Students write the shape names on the provided lines.
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Faces, edges, and vertices
For this faces, edges, and vertices worksheet, students write how many faces, edges, and vertices each shape has. Students complete this for 2 plane shapes and 2 2D shapes.
Math Salamanders Ltd.
2D Shape Sheet Triangles
In this triangles activity, students can cut out or count the triangles given to them. Students cut or count 13 different colored triangles.
Math Salamanders Ltd.
2D Shape Sheet Trapezoids
In this trapezoids worksheet, students cut or count the number of trapezoids on the sheet. Students cut or count 15 different colored trapezoids.
Math Salamanders Ltd.
2D Shape Sheet Isosceles Triangles
In this isosceles triangle worksheet, students cut or count the triangles on this sheet. Students cut or count out 13 isosceles triangles that are all different colors.
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Geometric Shapes: Review of 2D and 3D Figures
In this geometric shapes worksheet, students identify 4 drawings as polygons or not, 1 drawing as regular or not and then write the name of 3 solid figures.
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Shapes
Discuss the properties of 2D and 3D shapes in order to help learners understand the concept. Learners will participate in an interactive whiteboard lesson to develop understanding of 2D and 3D shapes.
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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...
Mathematics Assessment Project
Representing and Combining Transformations
Transform your learners into master geometers with an activity that asks them to first complete an assessment task drawing the result after transformation of a given shape in the coordinate plane. They then use cards to...
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Three- and Two- Dimensional Geometry
In this three- and two- dimensional geometry worksheet, 7th graders solve 12 various problems related to geometric shapes and measurement. They first use paper and a pencil to sketch the front, side, back, top and bottom views of each...
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Geometric Shapes at the OK Corral
Students explore regular geometric shapes. In this shapes lesson plan, students investigate geometric shapes in the world around them. Students differentiate between regular and irregular shapes.
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Compare Area and Perimeter of 2D Shapes
For this area and perimeter worksheet, students compare area and perimeter, determining which shapes has the greater perimeter or area. A reference web site is given for additional activities.