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Scale/Ratio
Investigate the use of ratios in scale drawings. Learners scale objects up or down using ratios then find the actual size of something using ratios. They apply their knowledge of ratios as they make their own telescopes in science class....
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Our Solar System - Comparing Planetary Travel Distances
NASA presents a mini-unit on distances in our solar system. It incorporates scientific concepts of gravity, mass, density, and payload while your aspiring astronauts also employ mathematics skills. They calculate speed, they determine...
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Use Google Maps to Teach Math
Capture the engagement of young mathematicians with this upper-elementary math lesson on measuring time and distance. Using Google Maps, students first measure and compare the distance and time it takes to travel between different...
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Drawing to Scale
Learners examine the process of drawing a picture to scale. They analyze and discuss real-life blueprints for a house, and create a scale drawing of an original invention using calculators and rulers.
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Exploration of Scale Models
Young scholars consider the concept of scale models. In this scale activity, students compare the sizes of various every day toys to the sizes of the larger objects they represent.
101 Questions
A Cyclist's Marriage Proposal
One cyclist goes to great lengths to make his proposal! Your classes must figure out just what length that is. Using a map with a bike route that spells out Marry Me, learners calculate the total distance of the ride. They base their...
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Scaled Rubber Band Drawings
Students demonstrate the process of creating a scaled rubber band enlargement of a simple drawing. They observe and discuss a teacher-led demonstration, and create a scaled rubber band enlargement of simple drawings and their invention...
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Proportions and Scale Factor for Measurement
Students explore the concept of proportion. In this proportion lesson, students use google maps to find the distance the their school is from home. Students discuss what a scale factor is through teacher led discussion. Students...
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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.
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Footprints: Take a Step into Estimation
Compare sizes of student footprints with those of elephants and sauropod dinosaurs! Upper graders make estimations of the areas of irregular shapes; students use grids to make and explain estimates within low and high ranges.
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Mapping the Ocean Floor
Students construct and interpret a line graph of ocean floor depth and a bar graph comparing the height/depth of several well-known natural and man-made objects and places. In addition, they calculate the depth of two points using sonar...
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Rivers, Maps, and Math
Students use maps to locate and label the major rivers of North and South America. Using the internet, they identify forests, grasslands, mountain ranges and other landforms on the continents as well. They compare and contrast the...
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Draw To Scale The E-Z Way
Fourth graders draw a rough floor plan of a house to scale without using a ruler to determine measurements. They see how architects use scale to draw blueprints, and solve math problems using scale.
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You Are Here
Students map local places and learn to use scale and distance. In this mapping lesson, students map their school and a favorite place. Students recreate their maps showing distance and scale sizes. Students locate their location on a...
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Comparing Ratios
In this comparing ratios worksheet, students solve and complete 3 different problems using the screens shown. First, they write a ratio that compares the shaded part to unshaded part illustrated. Then, students use the same grid to...
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Comparing Distances
Students practice estimating distances by analyzing a map. In this length measurement instructional activity, students view a map with a distance key and use their measurement skills to estimate the distance between two cities. Students...
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Lakes of Methane on Titan
In this methane lakes worksheet, students read about the false-color synthetic radar map taken by the Cassini spacecraft indicating methane lakes on Titan. Students solve 4 problems about the surface area of the lakes from the image, and...
Mathed Up!
Enlargements
Make enlargements with and without centers. Pupils work through seven problems dealing with dilations or enlargements. The first couple items are strict enlargements without centers, while the others have centers. Class members also...
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Building a Scale Model
Third graders create a model of the solar system. In this solar system instructional activity, 3rd graders create a scale model of the solar system. Working in pairs students solve mathematical problems to correctly measure the distance...
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One Size Fits All?
Learners describe the differences between an estimate and a guess. They create reasonable estimates based on comparison and activities. Students explain how estimation is helpful in showing the relative size on a scale. They also...
Mathematics Assessment Project
Comparing Strategies for Proportion Problems
Having problems with proportions? Then solve these proportion problems with an exercise that asks learners to first individually solve a set of problems involving ratios and proportional reasoning. Groups then discuss provided sample...
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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.
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Ratios And Scale
young scholars investigate the concept of using a ratio in the work of construction and solve problems using real life applications. They read descriptions of how various types of construction professionals use ratios on the job. The...
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Scale Basketball
Young scholars understand that a spreadsheet can be used to find the best scale to use in a model. They place the distances of the planets of the solar system to the Sun in one column of the spreadsheet. Students try different scales so...