Curated OER
Positive/Negative Bugs
Seventh graders create a design using a detailed drawing reversing positive and negative space. They explain organic shape and geometric shape.
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Snowflake Curve
Students develop an appreciation for complex structures in nature. They observe patterns in nature in relationship to the Real World. Students use observation skills to assist in problem solving. They show comprehension of the concepts...
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Strongest Polygon
Students define and identify shapes by name. In this geometry lesson, students construct, identify and compare polygons based on the number of sides. They classify each shape based on their angle sum theorem.
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Exploring Secants: Products of Segments
Pupils explore secants and circles. In this geometry lesson, students identify the properties of two and three dimensional shapes. They create arguments to prove the theorems are true.
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Exploring Chords: Products of Chord Segments
Students identify the properties of chords. In this geometry lesson plan, students multiply chord segments to find the solution to their problem. They construct two chords that cross on a circles.
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Internet Field Trip on Fractions and Geometry
Students take an Internet field trip to research fractions. ESOL strategies include using pattern block manipulatives and pairing ESOL and non-ESOL students on computers.
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Natural Figures
First graders look for geometrical shapes in nature to help them appreciate the diversity of the natural environment.
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The Mandelbrot Set
Learners explore the concept of Mandelbrot sets and Julia sets. In this Mandelbrot and Julia set lesson, students use a function integrator applet to investigate two-variable function iterations. Learners use Julia set and Mandelbrot set...
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The Why and How of General Terms
Sixth graders find the recurrence relation for simple sequences
construct tables of values for a pattern. They find the value of the general term of a sequence algebraically.
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Tessellation
Students create an art piece incorporating tessellating shapes, translational symmetry, reflectional symmetry,and or rotational symmetry. They are asked if they know the definition of tessellation. If so, students are asked what shapes...
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Tessellations
Seventh graders investigate geometric shapes using tessellations. In this geometry lesson, 7th graders practice tessellations using different shapes. They create different designs using tessellations.
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Pizza Topping Combinations
Learners brainstorm pizza toppings and determine the number of possible ways to order a pizza. For this algebra lesson, students analyze and investigate geometric patterns as they relate to the concept of a variable. Learners then...
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Putting It All Together
Students complete activities to learn about the shapes and their vertices. In this shape recognition lesson, students discover the rule linking the number of sides with the number of vertices for shapes. Students categorize...
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"That's a Musician!"
First graders investigate the function of pattern as it applies to music, dance and visual art, and participate in activities that demonstrate the patterns found in each art form. They then focus on identifying musicians by the "tools"...
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T H E P O W E R O F A R C H I T E C T U R E
Young scholars arecognize the architecture of another culture, how the architecture of a people records their history, explore artistic elements, explore and use geometric concepts of shape, pattern, and symmetry.
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Investigating Nets and Polyhedra
Fifth graders create a net for a given polyhedron. They determine the corresponding polyhedron for a given net. Students investigate several polyhedra (cube, tetrahedron, and one of their choosing) and their corresponding nets. They...
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Rhythm and Movement
Third graders identify the rhythms and movements found in different works of art. In this visual arts lesson, 3rd graders view samples of art work and use hand gestures to demonstrate the movement of the image. Students pick one art...
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Exploring the Properties of Rectangular Prisms.
Students define properties of rectangular prisms. In this geometry lesson, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
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Exploring Properties of Rectangular Prisms
Learners explore the properties of rectangular prisms. In this geometry lesson, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
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Medieval Mathematicians and Whimsical Windows
Third graders demonstrate their mathematical knowledge of symmetry and reflection using congruent geometric shapes while working as an artist and mathematician looking at a medieval-styled stained glass window.
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Primary Geometry
Students identity simple geometric shapes. In this early geometry instructional activity, the teacher introduces students to triangles, squares, and rectangles, then students identify and classify the shapes as they are found in the...
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Polygon Sum Conjecture
Students calculate the sum of the angles of a polygon. In this geometry lesson, students use the interior angle formula of polygon based on the number of sides of the polygon. They identify the missing angle using algebra.
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STRETCHING SPRING
Learners calculate the length, width, height, perimeter, area, volume, surface area, angle measures or sums of angle measures of common geometric figures. They create an equation of a line of best fit from a set of ordered pairs or...
Curated OER
Using Nets to Find Surface Area
Eighth graders explore three-dimensional objects (prisms, pyramids, cylinders and cones) to draw nets. They use the understanding of drawing nets to find the surface area of pyramids and cylinders.