Illustrative Mathematics
Are These Right?
Is that a right triangle or a wrong triangle? Young mathematicians look at eleven different shapes and use a measuring tool of their choice to determine which triangles have right angles. Consider cutting out sets of the shapes to...
Curated OER
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,...
Curated OER
2-D and 3-D Presents at Pedro's Party
Fifth graders draw 2-D and 3-D shapes. They sketch and label geometric figures with correct terminology, then explore parallel and perpendicular lines. Pupils sort and classify shapes drawn.
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Classifying and Sorting Shapes 3
In this early childhood problem solving worksheet, students sort and classify shapes as they respond to 3 short answer questions regarding characteristics of shapes. Students also respond to 1 test prep question.
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How to Classify Quadrilaterals
In this how to classify quadrilaterals activity, 3rd graders choose words to describe 3 quadrilaterals and to complete 3 sentences about the shapes.
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Classifying and Sorting Shapes
In this early childhood problem solving worksheet, students sort and classify shapes as they respond to 4 short answer questions regarding characteristics of shapes.
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Shapes
Students sort objects by shape, size and color. In this math and literacy sorting instructional activity, students listen to the book Freddy the Fish and the Squash that Goes Squish by Duke Christoffersen. Students work in small groups...
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Shapes with Sticks
Third graders investigate three dimensional shapes. They examine a variety of shapes and the relationship between the number of faces, edges, and vertices. Students determine Euler's formula and they create a variety of three dimensional...
Print and Practice
Classifying Shapes
In this classifying shapes worksheet, students color the shape in a row that is different from the rest. Answer key is provided.
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Hurricane Shapes: Spatial Patterns on Satellite Images
In this earth science instructional activity, students match 21 hurricane satellite images to their appropriate shape. They also answer 4 short answer questions about hurricane shape classification.
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Classifying Rocks
Fifth graders examine and participate in the process of classifying rocks. In small groups, they sort the rocks into two categories and complete a Venn diagram. Next, they select three rocks, and complete a worksheet that is in the...
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3-D Figures Part 1
Elementary schoolers explore 3-D shapes. They transition from thinking of shapes as only 2-D. Pupils read Cinderella as a launching activity for their upcoming adventure, and explore a new world of 3-D shapes in this introductory lesson.
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Classifying Three-Dimensional Shapes
Compare geometric solids based on their properties. Your emergent geometers use spaghetti and marshmallows to build models so they can examine the number of faces, edges, and vertices on polyhedra of their own creation. Resource includes...
American Institute of Architects
Architecture: It's Elementary!—First Grade
Build an interest and appreciation for architecture in your young learners with this fun 10-lesson art unit. Engaging children in using their five senses, the class first observes the environment around them, paying...
Curated OER
Describe and Classify 2-D Shapes
In this 2-D shapes activity, students match a set of descriptions to shapes given. A reference website for additional resources is given.
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Shapes
In this shapes worksheet, learners identify shapes according to sentences that describe them. Students identify 8 shapes, but have 14 to choose from.
Print and Practice
Classifying Worksheet
In this shapes activity, 2nd graders color the shape in each row that is different from the rest. Students color shapes for 5 rows with different shapes in them.
Curated OER
Sorting and Classifying with Tree Products
Fourth graders sort and classify wood. In this sorting tree products lesson, 4th graders sort and classify tree parts and pieces of wood, both natural and manufactured according to their properties.
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Geometric Shapes at the OK Corral
Students explore geometry by utilizing computer software. In this shape identification lesson, students define several geometric shapes by the characteristics that classify them. Students draw and cut out geometric shapes using their...
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Venn Diagram and Shape Sorting Lesson Plan
Learners use Venn diagrams to represent classifications of shapes and to use counting arguments to find the number of objects in a given set.
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Geometric Shapes
Young scholars identify polygons. In this geometric shape lesson, students explore the characteristics of polygons. They identify polygons, and classify triangles according to their sides and angles. Young scholars...
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Matters of Milk and Marshmallows
Young scholars observe a teacher demonstration o classifying matter by its physical properties of shape and size. After discussing the definition of matter, students describe the state of matter. They sing a song to the tune of "Bingo."...
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How are Seeds the Same and Different?
Students examine seeds from various plants. In this science lesson, students cut open fruits and vegetables in order to see the seeds. Students describe each type of seed and classify the seeds.
Curated OER
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...