Unit Plan
Khan Academy

Khan Academy: Constructing Scale Drawings

For Students 6th - 8th Standards
An urban planner needs your help in creating a scale drawing. Let's use our knowledge about scale factor, length, and area to assist. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...
Interactive
Mangahigh

Mangahigh: Shape: Length, Area and Volume Scale Factors

For Students 9th - 10th Standards
Explore the relationships between area and volume based upon length.
Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Dilations

For Students 9th - 10th
Investigate dilations using this interactive resource. Students are given an opportunity to explore how scale factors can be used to enlarge or reduce the size of a given figure. Be sure to follow the link to the printable activities,...
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Dance Performance: Position on a Map

For Students 5th - 6th
This interactive website allows students to practice their map skills including scale factors on a map.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Estimation of Parallelogram Area in Scale Drawings

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students estimate actual areas of parallelograms in scale drawings. Students examine guided notes, review guided practice, watch instructional videos...
Handout
CK-12 Foundation

Ck 12: Geometry: Polygon Similarity Study Guide

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This study guide looks at similar polygons, scale factor (ratio), and triangle similarity.
Website
PBS

Pbs Learning Media: Scaling Up Photographs

For Students 3rd - 8th
In this Cyberchase video segment, Bianca volunteers to take over an important job at a copy shop. She must make a life-size copy of a photo of the King of Sloovoonia.
Website
PBS

Pbs Learning Media: Island of the Little

For Students 3rd - 8th
In this Cyberchase video segment, the CyberSquad is on the Island of the Little and must scale up a small boat that will fit Widgit.
Website
PBS

Pbs Learning Media: In a Land of Giants

For Students 6th - 8th
In this video segment from Cyberchase, the CyberSquad must scale down a large boat to escape the land of Proporciona, a land of giants.
Unknown Type
Houghton Mifflin Harcourt

Holt, Rinehart and Winston: Homework Help Independent Practice: Scale Models

For Students 9th - 10th Standards
Get independent practice working with scientific and standard notation. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Unit Plan
Sophia Learning

Sophia: Similarity

For Students 9th - 10th Standards
This learning tutorial describes the characteristics of similar figures and how to use scale factor and proportions to determine missing side lengths. The lesson includes PowerPoint presentations and videos demonstrating how to solve...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Srt Dilating a Line

For Teachers 9th - 10th Standards
In this task, students investigate a dilation of a line segment and how the length of the dilation relates to the scale factor. Aligns with G-SRT.A.1.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students recognize dilations and use scale factor to determine measurements. Students examine guided notes, review guided practice, watch...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation in the Coordinate Plane

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to draw dilated figures in the coordinate plane and use dilated figures in the coordinate plane to find scale factors. Students...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept introduces dilations and how to find scale factors. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Interactive
Shodor Education Foundation

Shodor Interactivate: Fractal Dimensions

For Students 9th - 10th
Determine the fractal dimensions of several line-deformation fractals. Input the scale factor and number of similar copies, and the dimension will be calculated.
Interactive
Shodor Education Foundation

Shodor Interactivate: Fractured Pictures

For Students 9th - 10th Standards
Generate complicated geometric fractals by specifying starting polygon and scale factor.
Activity
CK-12 Foundation

Ck 12: Similar Polygons and Scale Factor

For Students 6th - 8th
[Free Registration/Login Required] Students will follow the given steps to solve the given equation. Click learn more to watch a video and click challenge me to answer a practice question.
Lesson Plan
Alabama Learning Exchange

Alex: To Scale or Not to Scale? That Is the Factor.

For Teachers 6th - 8th
Students will learn to solve proportions and find missing sides of similar figures using the scale factor. This lesson is best taught before the concept of cross multiplication is developed. Not only will the student learn the process of...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Gpe Scaling a Triangle in the Coordinate Plane

For Teachers 9th - 10th Standards
The goal of this task is to apply dilations to a triangle in the coordinate plane. Young scholars will need to find the coordinates of a point which cuts a given segment into one third and into two thirds. The two dilated triangles share...
Whiteboard
ClassFlow

Class Flow: Similar Figures

For Teachers 6th - 8th Standards
[Free Registration/Login Required] This flipchart is designed to introduce proportional relationships between similar figures. It also introduces the concept of scale factor.
Lesson Plan
Alabama Learning Exchange

Alex: "Movin' on Up"

For Teachers 6th - 8th Standards
Students will use their knowledge of scale factor to enlarge a picture to scale. They will then use PhotoStory to create a collage of their pictures. This lesson plan was created as a result of the Girls Engaged in Math and Science...
Interactive
Mangahigh

Mangahigh: Shape: Locus Problems

For Students 9th - 10th Standards
Explore the relationships between length, area, and volume scale factors.
Unit Plan
Khan Academy

Khan Academy: Fraction Multiplication as Scaling

For Students 4th - 6th Standards
Interpret how multiplying by a fraction greater or less than 1 affects the product. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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