Curated OER
Valentine's Day Fun
Students choose various shapes and colors to create a Valentine's 'person'. In this Valentine's Day lesson, students design collages, make prints and mosaic pictures. More advanced students create a Tessellation using...
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Pop-it...Stop-it
Students observe how certain geometric shapes can be used to make some structures rigid and others flexible. The activity involves construction of a 30-60 right triangle, folding while following directions, and identifying polygons.
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Polygons in Symmetry: Animal Inventions
Fourth graders use polygons to create animal figures with symmetry. In this polygons and symmetry lesson, 4th graders create a symmetrical animal collage by cutting and gluing geometric shapes and figures from math activities.
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Polyhedra: Faces, Edges, and Vertices (3-D Marshmallow Models)
Third graders explore the attributes of 3-dimensional shapes. In this shapes lesson plan, 3rd graders examine faces, edges, and vertices of 3-dimensional shapes as they construct shapes using marshmallows and toothpicks.
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3-D Paper Sculpture
Students explore characteristics of geometric shapes. They participate in a paper folding activity to create various geometric shapes. Students design a mobile of the shapes they have created.
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Fractions and Paper Folding
High schoolers explore the concept of origami. For this origami lesson, students construct picture frames out of paper. High schoolers find the midpoint of the paper and determine the fractional area of the paper as it is folded.
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Box Folding: Predict, Analyze and Measure
Students predict the shape of a geometric figure in 3D. In this geometry instructional activity, students construct 3D shapes to perfect their knowledge of measuring and predicting. This assignment is also available as an online...
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Area of Tangram Pieces
Mathematicians calculate the area of a tangram piece without using formulas. They use a geometry journal to record activities during this lesson. They make a set of tangrams and use them to compute area. They use...
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Accordion Book
Learners make an accordion book to show information that is associated with a particular learning event. In this accordion book activity, students follow paper-folding directions to make the book. They fill the book with key facts and...
Illustrative Mathematics
Toilet Roll
Potty humor is always a big hit with the school-age crowd, and potty algebra takes this topic to a whole new level. Here the class develops a model that connects the dimensions (radii, paper thickness, and length of paper) of a...
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Tearing a Piece of Paper in Half
In this secondary mathematics activity, students investigate exponential growth as they predict the height of a stack of paper formed by tearing one sheet of paper in half over and over again for thirty tears. The one page activity...
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Punch Patterns
Fifth graders duplicate patterns, guess pattern results and identify the symmetries created. They are given an instructional handout, 5th graders replicate the patterns demonstrated by folding the paper and punching the appropriate...
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Money Is Irrational
In this geometry lesson, 10th graders fold a dollar bill to make a tetrahedron. They analyze geometric shapes and apply it hands on.
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Symmetry that is Basic and Beautiful
Students explore lines of symmetry. In this symmetry lesson, students divide and combine shapes along basic lines of symmetry. Students explore symmetry in real life objects.
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Symmetrical Journals
Students identify symmetrical shapes around their classroom and make symmetry journals. In this symmetry lesson plan, students make drawings of symmetrical shapes inside their journals.
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Exploring Lines of Symmetry
Students investigate the concept of symmetry. They use cut out shapes that are folded in order to practice identifying the lines of symmetry. The lesson is observed by the teacher working with students for the purpose of scaffolding and...
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Attributes & Nets of a Cube
Third graders engage in a lesson that focuses on the attributes and forming of a cube. They construct a cube using different combinations while comparing a square with only two-dimensions. Students fold paper while following the...
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Math Challenges
Students engage their critical thinking skills to solve challenging math problems. In these problem solving lessons, student work with tessellations, weights/measurement, reasoning, surface area, geometric shapes, and algebraic procedures.
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Analyzing 3-D Shapes and 2-D Representations
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
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Reflection: Student Worksheet
In this math worksheet, learners will work independently to trace a stencil on an x-axis. Then students will follow a procedure to trace the image on the horizontal line of reflection. Learners will observe that reflections and rotations...
DiscoverE
Spaceship to Mars
Feel like a rocket scientist for the day. Using only paper and tape, scholars create a framework for a spaceship to Mars. Each sheet of paper costs $10 million and each piece of tape costs $100,000. Make sure you stay within budget!
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Architecture is Elementary
Students learn the four orders of architecture: Doric, Ionic, Corinthian and Composite. They create their own 3d structure and work together in groups. They create basic geometric shapes. # Have fun learning about art history,...
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Drawing Lines of Symmetry
Third graders explore the concept of symmetry using geometric shapes, capital letters and various other shapes. They fold shapes to show symmetry, draw lines of symmetry and create symmetrical designs.
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Identify Polygons: Algebra/Geometry Institute
Eighth graders classify geometric figures. In this polygon lesson, 8th graders identify given geometric figures. They compare and contrast different polygons. Students name line segments, identify parallel lines, and...