Curated OER
Ratio and Proportion
Students investigate ratio and proportion. In this middle school mathematics activity, students write ratios and find equal ratios. Students use ratio and proportion to distinguish between healthy and unhealthy body proportions.
Curated OER
Proportionality: Modeling the Future
Students explore and examine how patterns, measurement, ratios and proportions are utilized in the research development and production of airplanes. They meet a pilot from the Federal Aviation Association who describes the growth of air...
Curated OER
Math and the Greek-Golden Proportions
Fourth graders study math and the golden mean. In this math meets Greek history lesson, 4th graders study ratios and proportions in relation to the Greeks. The use of clay is incorporated ino this lesson.
Curated OER
Proportions
Students perform mathematical operations to create proportional measurements, after listening to the David Schwartz book, If You Hopped Like a Frog.
Curated OER
Ratio Relationships
Students solve for the different ratio and proportion of a problem. In this geometry lesson, students show their knowledge of how to solve proportional relationships. They convert between percent, decimals and fractions.
Curated OER
Body Measurements
Students measure various body parts. In this measuring various body parts lesson, students use strips of paper or measuring tapes to measure the lengths of arms, legs, torso and the circumference of waist, head, arms, and legs. ...
Curated OER
"How Divine Is My Proportion?"
Eighth graders explore the concept of the divine proportion/golden ratio. In this Fibonacci Sequence exploratory lesson, 8th graders measure the length and width of various objects to see which items have a divine proportion. Students...
Curated OER
The Golden Students
Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...
Mathematics TEKS Toolkit
Am I Related to Myself?
Elementary or middle schoolers use ratios to discover some nearly constant relationships between measurements of parts of the human body. They find and record pairs of measurements and determine the relationship between the pairs. Pupils...
Curated OER
Integrating Gandhian Principles of Communal Unity in Mathematics
Fourth through sixth graders incorporate Gandhian principles into Math curriculum. They explore Gandhi's teachings on communal unity and economic equality. This has quite a bit of information about Gandhi and his observations and...
PBS
The Lowdown — Exploring Changing Obesity Rates through Ratios and Graphs
Math and medicine go hand-in-hand. After viewing several infographics on historical adult obesity rates, pupils consider how they have changed over time. They then use percentages to create a new graph and write a list of questions the...
Curated OER
Proportions
Students study proportions. In this mathematics lesson, students measure their body length, head length, and ratio of their body, write their findings on a group chart, and discuss how a person's head size or arm span are in proportion...
Curated OER
Are You a Golden Ratio?
Students explore the concept of the golden ratio in nature and architectural design. They discuss examples such as petals on a sunflower and the Parthenon. In small groups they take turns measuring their body parts to find a golden ratio.
Curated OER
Unit 5: Worksheet 4 - Proportion
For this proportion worksheet, students use proportions to find the length of a missing side of similar triangles. They find percent of a number, and solve real life story problems with percents and discounts. This two-page worksheet...
Mathalicious
New-tritional Info
Burning off a Big Mac® doesn't seem like a big feat until you calculate the minutes of exercise necessary to break even. Young mathematicians look at different menu items in relation to different body weights and exercises to calculate...
Curated OER
Earth Moon Scaling
A wonderful lesson incorporating math and physics skills along with specific details about the planetary bodies. The cross-curricular approach makes for a valid activity to challenge multiple ages and abilities. Your class could work in...
Virginia Department of Education
Heat Transfer and Heat Capacity
It's time to increase the heat! Young chemists demonstrate heat transfer and heat capacity in an activity-packed lab, showing the transitions between solid, liquid, and gaseous phases of materials. Individuals plot data as the changes...
Teach Engineering
An Inflated Impression of Mars
Help your class understand the magnitude of the distance between Earth and Mars with an activity that asks small groups to use balloons to create scale models of the Earth, Moon, and Mars. Class members figure out the distances between...
Curated OER
One Size Fits All, Part 1
Can you tell how tall someone is just by looking at their feet? In this activity, young mathematicians measure their height, arm span, and foot size, graph their findings, and answer questions about how these measurements are related....
Curated OER
Perfection on Ice!: Math, Geometry, Fibonacci Numbers, Olympics
Students use the human body as a foundation for gaining practice in measuring angles and calculating ratios and proportions.
Curated OER
The Golden Rectangle
Students explore the concept of the golden ratio. In this golden ratio instructional activity, students measure objects to determine if their measurements fit the golden ratio. Students calculate the average measurements of the class.
Curated OER
Dilation
Tenth graders identidy and define various geometry terms, Students create exact replicas of a shape that is either smaller or larger than the original shape. Students prove that their entire shapes are larger or smaller in the same...
Curated OER
The Snack Bar
Sixth graders complete a purchase order. In this ratios and patterns lesson, 6th graders work in groups to complete a purchase order for a grand opening of the school snack bar. Students use rations to figure out the need and quantity...
Curated OER
Sizing Up the Supersize Croc
Young scholars examine and compare traits of humans and crocodiles. In this crocodile lesson students use a ratio to estimate the height of a person and compare that to a crocodile.