West Contra Costa Unified School District
Investigating Similar Triangles
Let your use of the resource be in proportion to its usefulness. Pupils investigate similar triangles by measuring side lengths and considering given angle measures. The results of the investigation help develop generalizations about...
National Research Center for Career and Technical Education
Salads
Lettuce talk for a moment about your culinary scholars; do they have what it takes to create a great salad? Show them the finer points of salad preparation with a career and technology lesson that combines direct instruction, creativity,...
Curated OER
Quilting with Middle School Students: Using Proportionality to Develop Quilt Designs
Students use quilt patterns to illustrate ratios. For this fractions lesson, students color quilt patterns using given fractions and ratios of colors. A finished "quilt" is assembled from the work of the students. This is an...
Curated OER
Color Wheel
Second graders mix different combinations of the three primary colors to create the three secondary colors, then create new colors by mixing two or more different colors. They identify the colors they create.
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
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.
Math Can Take You Places
Picture This
Engage scholars in a ratio lesson that employs real-world scenarios. Learners will compare the length and width of pictures and use a table to identify ratio patterns. They watch "Math Can Take You Places" and discuss jobs that use math...
Statistics Education Web
Population Parameter with M-and-M's
Manufacturers' claims may or may not be accurate, so proceed with caution. Here pupils use statistics to investigate the M&M's company's claim about the percentage of each color of candy in their packaging. Through the activity,...
Curated OER
House Project
Make young mathematicians' dreams a reality with this fun drawing project. Given the task of designing their dream home, students create drawings and physical models that demonstrate their understanding of proportion and scale.
Virginia Department of Education
Similar Figures
How similar do figures have to be to be similar figures? Individuals learn to identify similar figures by verifying that angles are congruent and sides are proportional. Additionally, they match the corresponding parts of similar figures.
Berkshire Museum
Adopt a Schoolyard Tree
Help young scientists connect with nature and learn about trees with a fun life science lesson. Heading out into the school yard, children choose a tree to adopt, taking measurements, writing descriptions, and drawing sketches of it in...
Math Drills
Autumn Ratios
Bring fall to your math class this year with a seasonal learning exercise! Learners practice writing and simplifying ratios with a proportions learning exercise that uses colorful autumn foliage to represent each figure.
Curated OER
Art: Drawing Ducks in Their Natural Habitats
Sixth graders explore various waterfowl species and discover how duck stamps are used. After researching specific types of birds for a stamp competition, they draw the birds in various natural settings. Before sending the submissions,...
Curated OER
Problem Solving Using Percentages
Students explore the concept of percentages. In this percentages lesson, students find the percentages of various colored m&m's in their bags. Students find the cost of items before and after a discount. Students use proportions to...
Curated OER
Strength in Size? Madagascar Cockroach Pulls
Fourth graders conduct an experiment involving size and relative ability in smaller species using Madagascar cockroaches. They make predictions about how many pennies the roaches can pull, compare the results to human strength, and...
Curated OER
Tissue Paper Designs
Fifth graders explore the colors in the color wheel and complete a tissue art activity that includes a minimum of three different colors from the color wheel and two colors that are opposite each other on the color wheel. They discuss...
Texas State Energy Conservation Office
Investigation: Is Dilution the Solution?
Systematically diluting a full-strength sample of food coloring is meant to help earth scientists understand concentration in parts per million. While they will enjoy the lab exercise, it might be a challenge to help them relate it to...
Utah Education Network (UEN)
Linear Relationships: Tables, Equations, and Graphs
Pupils explore the concept of linear relationships. They discuss real-world examples of independent and dependent relationships. In addition, they use tables, graphs, and equations to represent linear relationships. They also use ordered...
Curated OER
Proportion Flattering the Figure
Students identify how to create a flattering figure and demonstrate their knowledge through a portfolio page. They create a professional fashion presentation incorporating the principles and elements of design, explain each in writing,...
Curated OER
Proportion Flattering the Figure- Principle of Design
Students create a professional fashion presentation incorporating the principles and elements of design, explain each in writing, (portfolio, color board, power point, display, etc.). They learn how to create a flattering figure and...
Curated OER
What is the connection between rice and estimation?
Sixth graders investigate estimating. In this estimating lesson, 6th graders estimate how much rice is eaten around the world. Students estimate the percentages of rice eaten by other countries. Students compare rice production to other...
Curated OER
Estimating Deer Population
Learners calculate the deer population using proportion. In this algebra lesson, students apply the concept of ratio and proportion to real life scenario.
Curated OER
Using Ratios to Taste the Rainbow
Students solve problems using ratios and proportion. For this algebra lesson, students analyze skittles and their different colors as they apply the properties of ratios and proportions to solve their problems.
Curated OER
Skittle Math
In this skittle math worksheet, students sort skittles by color and create a bar graph for each color of skittle. Students also answer comparison, ratio, and relationship questions about the skittles.