Worksheet
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K12 Reader

Shapes on a Plane

For Students 2nd - 3rd Standards
Geometric shapes are the focus of a comprehension exercise that asks readers to examine a short passage about planes, circles, triangles, and rectangles, and then to respond to a series of questions about the article.
Assessment
Mathed Up!

Negative Scale Factor

For Students 9th - 12th
Class members investigate the effect of a negative scale factor dilation on coordinate shapes as they watch a short video that shows an example of a geometric figure undergoing a dilation with a negative scale factor. Learners then try a...
Worksheet
Curated OER

Nets of 3-Dimensional Figures

For Students 5th - 6th
In this nets worksheet, students determine which figures will make given nets, then write the names of 4 given shapes. A reference web site is given for additional activities.
Lesson Plan
Curated OER

Escher-Esque Tessellations

For Teachers 8th - 11th
Middle and high schoolers participate in a seven-part lesson plan creating Escher-Esque tessellations. They demonstrate their knowledge of geometric transformations after viewing a PowerPoint presentation, conducting Internet research,...
Lesson Plan
Curated OER

Geometric Solids

For Teachers 4th
Fourth graders examine the properties of geometric solids. Given geometric figures, they brainstorm observations. In groups, 4th graders identify solids and discuss the physical properties. Each student creates a Venn diagram and...
Unit Plan
Curated OER

Transformations in the Coordinate Plane

For Teachers 9th - 12th Standards
Your learners connect the new concepts of transformations in the coordinate plane to their previous knowledge using the solid vocabulary development in this unit. Like a foreign language, mathematics has its own set of vocabulary terms...
Lesson Plan
Improving Measurement and Geometry in Elementary Schools

Rep Tiles

For Teachers 4th - 5th Standards
In addition to the catchy title, this lesson plan provides upper graders an opportunity to more closely scrutinize the attributes of plane figures. In particular, they focus on the similarity of different shapes. Both whole-class and...
Lesson Plan
American Farm Bureau Foundation for Agriculture

Shapes in Agriculture

For Teachers Pre-K - K Standards
It's time to get crafty with shapes! Your future farmers demonstrate their geometric ability by building a farm using triangles, circles, rectangles, and squares. But first, scholars take part in a brainstorm session inspired by their...
Handout
2
2
Centre for Innovation in Mamatics Teaching

Area, Perimeter and Volume

For Students 5th - 8th Standards
Develop young mathematicians' knowledge of two- and three-dimensional shapes with this geometry workbook. From learning about the classifications of different shapes and figures to calculating their area, perimeter, and volume, this...
Worksheet
2
2
K12 Reader

3-D: It’s Not Just for Movies

For Students 2nd - 3rd Standards
This two-part reading comprehension exercise asks kids to read a short passage about cubes, rectangular prisms, spheres and pyramids, and then to respond to a series of questions about the article.
Lesson Plan
Improving Measurement and Geometry in Elementary Schools

The Sum of the Interior Angles of a Polygon

For Teachers 4th - 5th Standards
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...
Activity
Illustrative Mathematics

Slopes and Circles

For Teachers 9th - 12th Standards
An upper-level treatment of what is often presented as a basic concept (the right angle of an inscribed circle on the diameter), this activity really elevates the mathematical thought of the learner! Expected to develop formulas...
Lesson Plan
Curated OER

Volume of Spheres

For Teachers 9th - 12th
Learners find the volume of spheres. In this geometry lesson, students measure and derive the formula for each shape and solid. They use the correct terminology and units when solving these problems.
Worksheet
Curated OER

Geometry: Shapes and Pictures

For Students 4th - 5th
In this geometric shapes instructional activity, students analyze 6 photographs of real life objects. Students write the name of the geometric shape or figure that fits each picture.
Lesson Plan
Curated OER

Terrific Tangrams

For Teachers 3rd
Third graders construct tangrams. In this tangrams lesson, 3rd graders manipulate basic shapes to construct tangrams. Students explore how shapes can be combined in different ways and develop spatial sense.
Worksheet
Curated OER

Lines of Symmetry

For Students 6th - 8th
In this math activity, middle schoolers practice drawing the lines of symmetry for each of the polygons. They also draw mirror images for the figures.
Interactive
Annenberg Foundation

Geometry 3D Shapes: Euler's Theorem

For Students 6th - 10th Standards
How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...
Worksheet
Curated OER

My Spelling Words -- Spelling List #40

For Students 3rd - 4th
In this spelling learning exercise, students learn 8 words which are all geometric figures. Students write the words, the definitions and the names of the geometric figures under their pictures.
Lesson Plan
Curated OER

3-D Cubes

For Teachers 2nd - 4th
Students investigate cubes. In this geometric solids lesson, students review geometric concepts previously taught, then logon to a computer game in which they find cube figures and identify the shadow of hidden cubes.
Lesson Plan
Curated OER

Children's Museum of Houston - Pre/Post Classroom Activities - Nets

For Teachers 3rd - 4th
Learners make three dimensional shapes with nets. In this nets lesson, students receive nets which they fold to make a three dimensional object. They predict what shape each net will make and verify it after making the net. They use the...
Lesson Plan
Code.org

Functions and Top-Down Design

For Teachers 9th - 12th
Let me break it down for you! Introduce your class to a way of breaking up a complicated task into its component pieces. Individuals draw a complex figure using JavaScript and then break it down to help determine the...
Lesson Plan
Curated OER

Exploring Geometric Patterns and Relationships

For Teachers 7th - 8th
Students explore the concept of geometric patterns. They use a review of patterns with numbers for a warm-up activity.Then the teacher does examples with the students attempting to find the pattern.
Lesson Plan
Curated OER

I've Seen That Shape Before

For Teachers 2nd - 6th
Students identify geometric solids.  In this shape lesson, students explore the characteristics of geometric solids.  They locate pictures of shapes on the internet, and identify the shapes.  Students draw pictures of...
Lesson Plan
Curated OER

Investigating Polygons

For Teachers 4th - 5th
In this math worksheet, students read information about 6 types of polygons and their sides and angles. Students then answer 5 questions about the geometric figures.