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Curated OER
Area and Perimeter
Students explore area and perimeter. In this math lesson plan, students differentiate between area and perimeter and compute the area and perimeter of an object.
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Geometry Geopardy
Third graders participate in a game in order to review geometric concepts.
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Lines of Symmetry
In this geometry skills practice worksheet, students respond to 6 questions that require them to identify lines of symmetry.
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Lines of Symmetry
In this geometry skills practice worksheet, students respond to 3 questions that require them to identify lines of symmetry.
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Angles: Greater Than, Less Than or Equal To 90 Degrees?
In this angles worksheet, students check the correct box, identifying angles as either greater than, less than or equal to 90 degrees. A reference web site is given for additional activities.
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Tiling the Plane
Learners use pattern blocks and triangular grid paper to review shape names, be introduced to the concept of a tiling of the plane, and determine which pattern blocks tile the plane. They are asked: "Have you ever seen a floor or a wall...
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Geo Jammin' - Day 4, Lesson 13: Where, Oh Where, Can the Geo Be?
Students listen to a story "My Crazy Dream" with an intent to identify shapes in ordinary objects. They raise their hands when they've heard an object whose shape they can identify. They discuss their findings.
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Which Image Matches the Word?
In this math worksheet, students read the name of a geometric figure and analyze the drawings next to it. Students color the image that matches the word.
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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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Mummies Made in Egypt
Students use maps to locate information on Egypt, then create their own maps to display knowledge gained from the lesson and Web sites. They recognize, create, and describe the pyramid's geometric shape in three-dimensional forms.
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Right Angles in the Classroom
In this finding right angles worksheet, students look around the classroom and draw any right angles they see. Students then "tick" any right angle in 6 geometric shapes.
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Visualizing Multiplication
Upper graders represent multiplication of a two-digit number by a two-digit number as the area of a rectangle with dimensions of the two factors. They find patterns for the number of different base ten blocks in a rectangle representing...
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Be Sharp and Never Flat
An outstanding lesson on music awaits your young composers! They learn about patterns found in music, the different sections of an orchestra, and see the differences between musicians and a composer. Excellent streamed videos and good...
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Sharing Brownies: Fractions That Represent a Fair Share
Elementary graders discover the concept of fractional pieces of a whole. They investigate the meanings of fractions in everyday life and why they are used. Pupils divide brownies amongst each other to demonstrate the use of fractions...
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Buildings, Buildings Everywhere
Students gain awareness of shapes in architecture by creating a painting of their school and writing a reflective summary of their study of architecture.
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Geo Jammin' By DeSign - Day 1, Lesson 5: Do You Hear What I Hear?
Learners listen to a poem that includes directions to use geometric figures to complete a creative task.
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Calculate Area Using Shaded Grids
In this area instructional activity, students calculate area of shapes using shaded grids, writing answers in cube units. A reference web site is given for additional activities.
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Geo Jammin' By DeSign - Day 2, Lesson 9: Bringing It To A Fine Gloss-ary
Students create a glossary of geometric terms while exploring tangram manipulatives.
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Tunnel Traps
Students identify shapes that match specific shape descriptions involving a range of geometric terms and correct polygon names. They utilize a mathematics educational software program to gain practice.
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Problem Solving Using Pattern Blocks
Students use pattern blocks to create a figure that is described to them and establish a pattern based on the description of the geometric figure. In this pattern blocks lesson plan, students fill out shape and fraction worksheets.
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"Geotown" Scrapbook
Students create a scrapbook. In this geometry lesson, students use digital cameras to take pictures of geometrical concepts. Students use the pictures to create a "Geotown" scrapbook.
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Geo Jammin' - Day 3, Lesson 11: Poly Doodles All Day
Students explore geometric vocabulary through creation of shapes on a geoboard. They present design attributes, transfer of design, and color-coding components mix to create a fun and exciting lesson that stretches student thinking.
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2-D Geometry
Third graders describe and compare attributes of two-dimensional shapes. They explain geometric terms, angles and shapes. Students demonstrate each vocabulary word with their body and they mirror the body positions associated with each...
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Give It a Whirl
Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.