Lesson Plan
Curated OER

Exploring the Properties of Rectangular Prisms.

For Teachers 9th - 10th
Pupils define properties of rectangular prisms. In this geometry instructional activity, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
Lesson Plan
Curated OER

Exploring Properties of Rectangular Prisms

For Teachers 8th - 10th
Students 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.
Lesson Plan
Pennsylvania Department of Education

Classifying Figures on the Coordinate Plane

For Teachers 5th
Fifth graders use estimation to solve word problems. In this fractions instructional activity, 5th graders decide whether or not an answer to a work problem is reasonable by applying their knowledge of fractions, decimals and estimation....
Worksheet
Curated OER

4 Shapes in 1

For Students 4th - 6th
In this geometric shape worksheet, learners respond to 4 questions that require them to connect the midpoints in the 4 figures and identify the new shape the connections create.
Lesson Plan
Curated OER

Plain Figures and Measuring Figures

For Teachers 10th - 12th
Students investigate basic geometric concepts. In this geometry lesson, students explore solids through measuring and modeling. This assignment models the importance of understanding concrete objects in geometry.      
Lesson Plan
Curated OER

Silly Symmetrical Names

For Teachers 4th
Fourth graders participate in hands-on activities to introduce them to the concept of symmetry. They make a silly symmetrical picture out of their names after gluing them onto a larger sheet of construction paper. This is a really...
Lesson Plan
Curated OER

Geography: Lengths, Perimeter, and Area of Similar Objects

For Teachers 6th
Sixth graders explore characteristics of similar objects. Using attribute blocks, they explore the ratios of the perimeter, area and side length in similar shapes. They calculate and compare the area of shapes.
Lesson Plan
Curated OER

Lines of Symmetry

For Teachers 5th
Fifth graders explore the concept of symmetry using lines drawn through different shapes. The worksheet that is included in the lesson should be used to chart the lines of symmetry for the different shapes drawn.
Lesson Plan
Texas Instruments

Getting Started with Cabri Jr.

For Teachers 9th - 12th Standards
Pupils construct geometric figures using Cabri Jr. in this constructing geometric figures using Cabri Jr. lesson. They familiarize themselves with Cabri Jr. and construct segments and triangles. Your learners will use various tools to...
Worksheet
Curated OER

Geometry Review

For Students 10th
In this geometry review worksheet, 10th graders solve and complete 33 different problems that include identifying various geometric figures and parts of a circle. First, they find the radius of each circle given its diameter. Then,...
Lesson Plan
Curated OER

Shape Up

For Teachers 6th - 8th
Students explore differents types of triangles and quadriaterals. For this polygon lesson, students  model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference...
Worksheet
Curated OER

Shapes

For Students 4th - 5th
In this geometry worksheet, students analyze 9 drawings of geometric shapes and solid figures. Students write the name of each shape. There is no word bank.
Worksheet
Curated OER

Shape and Figure Descriptions

For Students 5th - 6th
In this shape and figures worksheet, students read descriptions of shapes and figures, name them and draw their pictures in spaces provided. A reference web site is given for additional activities.
Worksheet
Curated OER

Shape and Figure Descriptions

For Students 4th - 5th
In this shape and figure description worksheet, students read a description of a shape, name the shape and draw it, 2 total. A reference web site is given for additional activities.
Worksheet
Curated OER

Shape and Figure Descriptions

For Students 4th - 6th
In this shape and figure worksheet, students read a description of a shape, name it and then draw it, 2 shapes total. A reference web site is given for additional activities.
Lesson Plan
Captain Planet Foundation

Fall into Healthy Shapes

For Teachers K Standards
Kindergartners identify geometric shapes by planting a fall garden. They start their seeds in containers that have different shapes, and keep track of their plants based on those shapes. This brilliantly designed and incredibly thorough...
Lesson Plan
Curated OER

It's Not All Greek to Me

For Teachers 3rd - 10th
Learners find out the meaning for prefixes used in math vocabulary. By dissecting words used in everyday math, they figure out what the prefix indicates and what the word means. A variety of well-organized worksheets and activities...
Worksheet
Savvas Learning

Putting Shapes in Order

For Students 5th - 7th Standards
Challenge math scholars with polygon word problems that require logical reasoning. They answer two word problems about geometric shapes and their arrangement in a column based on clues given. Next, learners draw a robot made of...
Lesson Plan
Curated OER

Plane Figures

For Teachers 5th
Fifth graders create polygons requested by their teacher. For this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.
Lesson Plan
Curated OER

Three-Dimensional Figures

For Teachers 6th
Sixth graders explore three-dimensional objects. Using various objects found in the classroom, they identify faces, edges, and vertices of objects. Students create their own objects. They describe the polydron, telling the faces,...
Interactive
Curated OER

Geometric Mean Multiple Choice

For Students 9th - 10th
In this geometry worksheet, students find the measures of the side of a triangle. They use the Pythagorean Theorem to find the different parts of a right triangle. There are 10 questions with an answer key.
Lesson Plan
Curated OER

Exterior and Interior Angles of Triangles

For Teachers 10th
Tenth graders explore the exterior and interior angles of triangles. They use a theorem in order to prove a theorem about all polygons. Students use the theorem and its applications to find the angles of different types of triangles.
Lesson Plan
Exploratorium

Exploring a Complex Space-Filling Shape

For Teachers 6th - 8th
Middle schoolers build a three-dimensional 12-pointed star as a geometric exercise. The shape is quite-difficult to construct. Luckily there is an excellent template that learners cut out, then use to make their pyramid. The second part...
Lesson Plan
Curated OER

Isomers and Polymers

For Teachers 9th - 11th
Students create models of structural isomers, geometric isomers, and polymers.  In this chemistry lesson, students are given definitions and molecular model kits to create a variety of different isomers and polymers.