Curated OER
A Matter of Proportion
Middle schoolers measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
Curated OER
Rice Problem
For this measurement conversion worksheet, students solve and complete 35 different problems. First, they read the passage and determine if they could have passed the examination described. Then, students find how much processed rice a...
Curated OER
Calculus Worksheet: Rate of Change (2)
In this rate of change worksheet, students compute the amount of time a block of ice will take to melt. There is only one question on the page.
Curated OER
Solving Percent Problems with Proportions
Seventh graders explore the concept of percent problems. In this percent problem lesson, 7th graders use proportion equations to solve percent problems. Students find percentages of numbers and use proportions to determine percents in...
Curated OER
Ratio and Proportion
In this ratio and proportion worksheet, 6th graders solve and complete 5 different types of problems. First, they determine the amount of money each person receives. Then, students calculate the recipe at the bottom of the sheet for 3...
Curated OER
Ratio and Proportion
In this ratio and proportion instructional activity, learners solve 12 problems in which the ratios of shaded and unshaded tiles are calculated. Students use the provided pictures to write ratios.
Curated OER
Solving Problems Using Proportions
In this math worksheet, students solve the problems that are in word form in order to find the proper type of proportion for the solution.
Curated OER
Playground Modeling
Students build a model of their school playground. They view models from the classroom (such as a globe, doll house, or cars). Students share observations about the models. They use a paper mat to represent the playground and use...
Curated OER
A.P. Exam Review
Students engage in a activity that is concerned with the cumulative concepts introduced in a Calculus course. They review exponential growth and how it is used to measure increase in values. Students also apply the use of the...
Curated OER
Comparing Candy Bars
Eighth graders identify that a ratio is a comparison of two numbers and that a proportion is an equation that equates two ratios. They identify the extremes and means of proportions, as well as the product of the extremes equals the...
Curated OER
What percent of ratio is proportion?
Ninth graders investigate the concepts of ratio and proportion.They solve examples with the teacher for ratios and proportions. A basic fraction review is used for a warm up in this lesson. The primary focus of the lesson appears to be...
Curated OER
Ratios
Sixth graders pariticipate in a lesson that focuses on the finding of a ratio and using it to set up a proportion in realtionship to creating a scale drawing. This is done using given problems. It would be valuable for students to have...
Curated OER
Space Shuttle Statistics
students are the opportunity to enhance their computation skills using real life statistics associated with the Space Shuttle. Skills emphasized include working with fractions, decimals, percents, ratios and proportions, comparing units,...
Curated OER
How Big is a Blue?
Students determine the length of different whales using a rope marked off and color coded to each length. They create life-size scale drawings of whales on butcher paper.
Curated OER
Learning How To Include Proportional Figures and Objects in Landscape Drawings
Fourth graders are shown a slideshow of paintings showing landscapes. They create their own landscape painting using proportional figures.
Curated OER
Icing On The Cake
Eighth graders follow a recipe, focusing on the concepts of ratio and proportion, to mix a batch of icing. They decorate cupcakes in the form of a pumpkin.
Curated OER
A Matter of Proportion
Students measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
Government of Alberta
Learn alberta.ca: Math Interactives: Rate/ratio/proportion (Object Interactive)
This highly interactive resource uses the backdrop of digital photography to explore equivalent forms of 3-term ratios. Printable activities, solutions, and learning strategies are also provided.
Cornell University
Cornell University: Art, Design, and Visual Thinking
Use the left-hand toolbar of this site to investigate an online textbook for the language of design. It provides visual examples and explanations of line, form, color, color psychology, texture, balance, proportion and many more...
PBS
Pbs Learning Media: Atmospheric Oxygen
In this feature, adapted from Interactive NOVA: Earth, students explore the relationship between oxygen concentration and the well-being of various organisms by simulating a change in oxygen levels and observing what happens.
PBS
Pbs Learning Media: Harry's Job at a Candy Store
In this video segment from Cyberchase, Harry uses fractions to pack boxes of truffles at a candy store.
University of South Florida
Fcat: Using Proportions and Go Fish!
Students "go fishing" and use proportions to learn how estimating is used to determine the size of a population.
University of South Florida
Fcat: Shaq's Hand/foot Span: Teacher Notes
Students compare their own hand/foot span to Shaquille O'Neal's, then graph the data & construct a best-fit line. They can then use the information to investigate the proportionality of the human body.
University of Texas
Inside Mathematics: Truffles [Pdf]
This task challenges a student to demonstrate understanding of ratios and proportions. Students must determine a generalized rule from an understanding of ratio and proportional reasoning in a given real-world context.