Balanced Assessment
Ostrich and Seahorse
Examine the relationship between ratios and scale. Young math scholars compare ratios of two models. They use the ratios to make a comparison between the two models. Each image uses a different scale, which requires learners to think...
American Institute of Architects
Architecture: It's Elementary!—First Grade
Build an interest and appreciation for architecture in your young learners with this fun 10-lesson art unit. Engaging children in using their five senses, the class first observes the environment around them, paying special attention to...
Curated OER
Mapping the Bone Field: An Area and Scale Exercise
Here is an excellent cross-curricular lesson. Learners relate multiplication to area by making a grid on graph paper, and then creating the same grid in real space outside in the school yard.
Shodor Education Foundation
Ordered Simple Plot
Open your imagination to make algebra-inspired creations. An interactive lesson has scholars graph images from a set of parameters. Users can practice minimum values, maximum values, and scale as well as key features.
Curated OER
Scale factors: Ratios and Proportions
Learners create building and models using scale factors. In this geometry lesson, students apply the properties of ratio and proportion to solve problems. They identify the means and extremes property of cross multiplication.
Curated OER
What's Shaking? Three-Lesson Unit
Your young architects use the Internet to research tall structures or sky scrapers to help in the design of their scale drawings. This is lesson one of three in which learners design, build, and test model skyscrapers for seismic safety....
Waterloo Mathematics
Grade 7 Patterning and Algebra: Algebraic Expressions
Classmates solve 18 different problems that are mostly word problems that apply algebraic expressions. They draw different combinations of masses on a scale that would balance. They also simplify expressions and solve for x in a number...
Curated OER
The Luxor Hotel Contract
High schoolers determine the surface area of the Luxor Hotel, using the square feet of the base, volume, and the volume formula. They create a scale model of the triangular/pyramid shaped hotel.
Curated OER
Problem-Solving Decisions: Reasonable Answers
In this problem solving worksheet, students answer 6 questions pertaining to a story problem about a tabletop scale model of the Nile River.
Curated OER
Scale Me Down
Students create scale drawings, and ultimately scale models, of real-world objects in this Math lesson about ratios, proportion, scaling factors, and cross products. The lesson includes ideas for cross-curricular extensions and is...
Curated OER
Map Your House
Students are introduced to the concepts of maps as scale models of the whole. After a brief lecture on creating and using an accurate scale when drawing and reading a map. They create a scale drawing of the floorplan of their homes.
Curated OER
Planning a Garden
Seventh graders research the World Wide Web to research and plan a garden for their school. They draw a scale model of the garden, determine the cost, and create a presentation to promote their garden plan.
Curated OER
The Stained Glass Window
Students use centimeter rulers and the attached worksheet containing a scale drawing of a stained glass window. The actual measurements of the stained glass window are given, and students are asked to find the actual measurement of the...
Curated OER
Set Design
Students explore proportional reasoning. In this middle school mathematics lesson plan students investigate scale drawings as they create a proportional representation for the carvings on Mt. Rushmore.
Curated OER
Scale Drawings
Middle schoolers discuss the importance of scaling drawings. In this math lesson, students create a scaled drawing of circuit boards. They explain why accuracy is very important when scaling.
Curated OER
The Math in the Design and Building of Bridges
Research various types of bridge designs. Your class will be asked to consider what it would be like without bridges while learning about how they work. They will construct a model bridge based on given parameters. They then calculate...
Curated OER
Scale
Students apply concepts of scales to solve problems. In this geometry instructional activity, students solve real world problems using scales, proportions and ratios. They predict the actual size of a model given the scale drawings.
Curated OER
Scaling Down the Pyramids
Students construct three-dimensional models of the three pyramids at Giza. They research the building of the pyramids and record the height, base and angle measurements of each pyramid. They create a file of facts regarding the pyramids.
Big Learning
The Antarctica Project: A Middle School Mathematics Unit
Antarctica is a big place, large enough to provide ample opportunities to learn about math. A two-week unit teaches middle school mathematics concepts using project-based learning. The resource covers functions, geometry (area,...
Edgate
Great Grids
Learners use grid boxes as a measurement tool and discover how grids are used for mapmaking and scaling down an area. They begin by attempting to draw a model shape drawn by the teacher by using the gridding process. At the conclusion of...
Curated OER
Math - Design a Ship
Young scholars design a ship. They calculate square footage and draw their ship to scale. They build models of their ships.
EngageNY
Searching a Region in the Plane
Programming a robot is a mathematical task! The activity asks learners to examine the process of programming a robot to vacuum a room. They use a coordinate plane to model the room, write equations to represent movement, determine the...
EngageNY
Comparing the Ratio Method with the Parallel Method
Can you prove it? Lead your class through the development of the Side Splitter Theorem through proofs. Individuals connect the ratio and parallel method of dilation through an exploration of two proofs. After completing the proofs,...
EngageNY
Mid-Module Assessment Task - Geometry (Module 2)
Challenge: create an assessment that features higher level thinking from beginning to end. A ready-made test assesses knowledge of dilations using performance tasks. Every question requires a developed written response.