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Lesson Planet

#### Scale City — One-Dimensional Scaling in the Real World

Dinosaurs sure were big! Viewers of an engaging video discover the Dinosaur World in Kentucky and how scales and proportional reasoning factor into the dinosaur models in the park. They then work through several problems on scales and...

Lesson Planet

#### Scale City — Proportions and Music in the Real World

Masterfully mix math and music. Pupils first watch a video about the music instrument calliope on the riverboat Belle of Louisville. They then conduct an activity where they investigate how the length of the strings on a string...

Lesson Planet

#### The Lowdown — Life Expectancy: Finding Ratio Relationships

Your health might very well be affected by where you live. Scholars investigate life expectancy, obesity, hypertension, and physical activity rates using one installment of the Math at the Core MS: ratios series. They work in an...

Lesson Planet

#### Real World Ratio and Rate Problem: Bianca’s Fifty Percent Solution

Fifty percent off can still be quite expensive. Future consumers watch a video showing an irresponsible young shopper overspending in a 50 percent off sale. They then use store ads to calculate 10, 25, 50, and 75 percent discounts on items.

Lesson Planet

#### Relative Reasoning in Finance

Take stock of your financial knowledge. As part of the Math at the Core MS: Ratios series, future investors consider the financial well-being and the environmental stewardship of companies in which to invest. They calculate an emissions...

Lesson Planet

#### 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...

Lesson Planet

#### The Lowdown — The Math of Trash: Percents and Proportions

Don't toss the lesson in the trash. Scholars watch an informative, up-to-date video that discusses how percents and proportions help clarify data about trash, recycling, and climate change. They consider their own trash output and create...

Lesson Planet

#### Intro to Big Data: Crash Course Statistics #38

What makes data big? The 38th installment in the series Crash Course Statistics provides a definition of big data and its origins. It shows various methods and resources on how to collect big data and how companies use big data for a...

Lesson Planet

#### Recognize and Represent Proportional Relationships between Quantities: Ratio, Proportion, Cross Multiply, and Divide

Review three video clips for one major concept. The resource contains three short clips to introduce the idea of ratios and proportions and how to solve a proportion. After watching the video, partners use their noses to push pom poms...

Lesson Planet

#### Real-Life Math | Athletic Trainer

The lesson is sure to get scholars' blood pumping. An athletic trainer highlights some uses of math in athletic training in a heart-pumping video. After watching it, pupils get together in groups to measure their resting heart rates and...

Lesson Planet

#### Real-Life Math | Health Educator

Get healthy using math (although exercise helps, too!). Future consumers analyze a set of nutritional labels to compare caloric and nutrition information for two cereal brands. After watching a video of a health educator explaining how...

Lesson Planet

#### Real-Life Math | Nurse

Quick, nurse, grab a calculator! A role-playing activity has groups measure vitals, such as heart rate, blood pressure, weight, etc. After viewing a video on how nurses use math in the workplace, scholars apply knowledge of rates and...

Lesson Planet

#### Rates

At this rate, you'll learn about rates in no time. An instructional YouTube video first shows how to determine unit rates. It then provides and solves two examples of real-world problems involving unit rates and pricing.

Lesson Planet

#### Lightning then Thunder

Conquer your fear of thunder and proportions. After viewing a video of lightning and thunder, scholars consider how far away the storm is from the recorder. This obviously requires the use of proportions and rates.

Lesson Planet

#### Finals Week

What energy drinks have the highest concentration of caffeine? Pupils compare five energy drinks with different amounts of caffeine and different volumes. They must solve the ratios to understand the differences. An extension compares...

Lesson Planet

#### Flow Rates of Faucets and Rivers

Go with the flow and use a helpful resource. A set of two activities has learners investigate flow rates. They first determine the flow rate of a faucet by measuring how long it takes to fill a bucket. Using the results, they make a...

Lesson Planet

#### Are We Golden?

Lead your class on a search for precious bones. Using a presentation, the class investigates the golden ratio in art and nature. Groups of pupils measure specific bones and find the average ratio for the class. To further cement the...

Lesson Planet

#### Celebrate Benjamin Banneker

Inventor, astronomer, surveyor, mathematician, clock maker. Learners celebrate the life of Benjamin Banneker by building creative analog clocks, making scale models, and solving problems related to surveying. The activities model the...

Lesson Planet

#### Sweethearts Candy

Sweethearts® candies are a beloved Valentine's Day treat—so much so that eight billion hearts are produced every year around the world! Learners use number sense reasoning and critical thinking to solve nine word problems about the...

Lesson Planet

#### Which Sweet Heart Candy Is the Best Deal?

Get the most Valentine's candy for your money with a fun math activity! After examining three deals for buying candy hearts in bulk, young mathematicians decide which deal is the best and use bar graphs to demonstrate their claim. They...

Lesson Planet

#### The Represented World: Communication—Packaging

Challenge your classes to design and market a new product. Collaborative groups use geometry skills to create packaging for their products. Finally, they plan a marketing strategy to present to a marketing specialist.

Lesson Planet

#### Dirt Bike Proportions

Dirt Bike Proportions is a multi-player racing game that allows students from anywhere in the world to race one another while completing equivalent proportions!

Lesson Planet

#### Ratios and Rates

Use ratios to compare numbers. The resource provides an explanation of the difference between fractions and ratios by pointing out that ratios are used to compare two quantities. The video introduces rates as special ratios that involve...

EngageNY

#### From Rates to Ratios

Look at rates from a general perspective. The 17th part of a 29-part series provides problems that help pupils develop more general ratios from given rates. Scholars determine unit rates and ratios that are associated with given rates....