Lesson Plan
Curated OER

Space and Shape in Geometry:

For Teachers 7th - 12th
Students are asked to visualize three-dimensional figures and apply this visualization to problem solving.
Lesson Plan
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Virginia Department of Education

Geometry and Volume

For Teachers 7th - 12th Standards
The history of math is fascinating! Utilize a woodcut primary source image from 1492 and posters from the 1930s to help geometers apply their volume-calculation skills to real-life questions. 
App
One Billion

Math, Age 3-5

For Students Pre-K - 1st Standards
Jump start children's math education with this fun basic skills resource. Offering dozens of different touch-and-swipe activities with colorful graphics, this program is perfect for all young learners.
Lesson Plan
San Diego Museum of Art

Tapa-Inspired Pattern Painting

For Teachers K - 12th
Middle schoolers are encourage to try their hand at traditional Oceania tapa art by crafting their own cloth using brown paper bags. Included in the resource is background information about the cultures of Oceania and their art. 
Unit Plan
Differentiation Central

Perimeter and Area

For Teachers 4th - 6th Standards
Leave no student behind with this differentiated geometry unit on perimeter and area. Over the course of five lessons, young mathematicians explore these foundational concepts through a series of self-selected hands-on activities and...
Organizer
Curated OER

2D Shapes-Circles

For Students Pre-K - 1st
In this circles worksheet, students view a set of different sized circles. Worksheet is for reference and has no associated activities.
Lesson Plan
Curated OER

Introduction to Curve Stitching - Line Designs

For Teachers 3rd - 5th
Students develop their awareness that straight line segments can produce the illusion of a curve and helps them recognize and describe number patterns and geometric fundamentals.
Lesson Plan
Curated OER

Finding the Area Under A Curve with Random Probability

For Teachers 11th - Higher Ed
Students explore the concept of area under a curve. In this area under a curve lesson, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
Lesson Plan
Curated OER

Printmaking for Grades K-2

For Teachers K - 2nd
Students design and create their own stamps as well as practice the art of printmaking. They cut a variety of shapes from "Easy-cut foam" and glue them to a cardboard base to create their print.
Lesson Plan
Curated OER

A Polynomial Quilt

For Teachers 10th
Tenth graders create polynomial quilts. In this polynomials lesson, 10th graders use concrete models, such as construction paper, to create various shapes described. Students use the FOIL method to multiply terms and to get a square...
PPT
Curated OER

Chalkboard Challenge: Fifth Grade Math Review

For Teachers 4th - 5th
This PowerPoint addresses fifth grade math concepts, focusing mostly on geometry. The interactive math review game is in a "Jeopardy" style format and enables students to revisit the topics in geometry such as polygons, quadrilaterals...
Lesson Plan
Curated OER

The Pythagorean Theorem

For Teachers 9th - 11th
Students create both a visual and formal proof of the Pythagorean theorem, as well as view four additional geometric demonstrations of the theorem. They construct a square and conjecture the following theorem: The sum of the areas of...
Lesson Plan
Curated OER

Investigating Area Using Tangrams

For Teachers 10th
Tenth graders connect the history of geometry to problem solving. In this geometry lesson, 10th graders investigate polygons through hands on manipulatives and solve problems relating to parallelograms and triangles. They calculate the...
Lesson Plan
Curated OER

Geometry in Tessellations

For Teachers All
Pupils examine tessellations and their geometric properties. Students also develop a better understanding of lines, planes, angles, and polygons.
Worksheet
Curated OER

Calculate Area

For Students 5th - 6th
In this area instructional activity, students calculate the surface area of 3 given shapes, showing their work in spaces provided. A reference web site is given for additional activities.
Worksheet
Curated OER

Calculate Perimeter

For Students 5th - 6th
In this perimeter activity, students find the perimeter of a set of 6 given shapes. A reference web site is given for additional activities. 
Lesson Plan
Curated OER

Tunnel Traps

For Teachers 1st - 3rd
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.
Lesson Plan
Curated OER

Tango's Story

For Teachers 5th
Fifth graders listen to "Grandfather Tang's Story" and use tangram pieces to create animals described by the main character.
Worksheet
Curated OER

Calculate Surface Area Worksheet

For Students 4th - 8th
Learners calculate the surface area of three rectangular prisms, including a cube, based on given dimensions. There are only three diagrams with which to work. Nice homework, as it provides practice, but isn't too much busy work or...
Worksheet
Curated OER

Angles – 90’-180’-270’-360’

For Students 7th - 10th
In this angles practice learning exercise, students use their problem solving skills to respond to 4 questions that require them to measure angles and turn them.
Lesson Plan
Curated OER

Patchwork Math

For Teachers 3rd - 5th
Students recognize and identify shapes in their environment. They investigate why objects can be composed of several different shapes. They follow a pattern to recreate designs using various shapes.
Lesson Plan
Curated OER

Angles Lesson Plan

For Teachers 9th - 10th
Students explore the relationship of angles as it relates to 2 and 3-D shapes. In this geometry lesson, students differentiate between acute, obtuse, right, alternate interior, exterior and adjacent angles. They manipulate a math...
Lesson Plan
Curated OER

Incenter of a Triangle

For Teachers 10th
Tenth graders explore the properties of the incenter of a triangle. For this geometry lesson, 10th graders construct a triangle and the angle bisectors of each angle. The dynamic properties of Cabri Jr. allow students to locate and...
Lesson Plan
Curated OER

Geometry Geopardy

For Teachers 3rd
Third graders participate in a game in order to review geometric concepts.