Lessons in Units

CCSS Units
Aws4 request&x amz signedheaders=host&x amz signature=7b7da77a46051bf96cde3b0f0c12e32df1cc32eddd5db98d10e01d19771b3a78

Viewmongous

When you buy a bigger TV, how much more do you really get? Students use the Pythagorean Theorem and proportional reasoning to investigate the relationship between the diagonal length, aspect ratio, and screen area of a TV.

Topic: Geometry (G), Similarity, Right Triangles, and Trigonometry (SRT)
Aws4 request&x amz signedheaders=host&x amz signature=1f4a9b9413069c57c7bb2b0fca17afa0e13db4fca3b1b347782fe816bf96c183

Time of Your Life

How much of your life do you spend doing different activities? Students use proportional reasoning and unit rates to calculate how much of their total lifespan they can expect to spend sleeping, eating, and working...and discuss how they'd like to spend the time that's left over.

Topic: Ratios and Proportional Relationships (RP)
Aws4 request&x amz signedheaders=host&x amz signature=9822fa805a278d9c90d9db0179a089711dc7c29cff811489f47a97c72bf2df16

Text Me Later

How dangerous is texting and driving? Students use proportional reasoning to determine how far a car travels in the time it takes to send a message, and explore the consequences of distracted driving.

Topic: Ratios and Proportional Relationships (RP), Circles (C)
Aws4 request&x amz signedheaders=host&x amz signature=363e291d76e8c98c2d01e20cab3dc57b83b51878ca82886e2cfde92ec1946da3

Spin City

What is the likelihood of winning at roulette? Students use probabilities and odds to examine the betting and gameplay of roulette, including where the infamous house edge comes from.

Topic:
Aws4 request&x amz signedheaders=host&x amz signature=f965d1bbe3989a151332e59b0c2ba16680c974b402622c9f86c5ce3a4ec09c7b

Pyramid of Sleaza

How can you make money in a pyramid scheme? Students learn about how pyramid schemes work (and how they fail), and use geometric sequences to model the exponential growth of a pyramid scheme over time.

Topic: Building Functions (BF), Linear, Quadratic, and Exponential Models (LE), Seeing Structure in Expressions (SSE)
Aws4 request&x amz signedheaders=host&x amz signature=7e07c7de2495067e66d2d35408dbe444dc462e93177242de5dff095d54ccf876

Not So Fast

How should speeding tickets be calculated? Students use linear equations to explore how police officers determine speeding fines...and whether tickets are calculated fairly.

Topic: Functions (F)
Aws4 request&x amz signedheaders=host&x amz signature=ffbd225f0783ce25dd2386d4263b156c327b54cfe70574c9e9cfcd2cd90352a1

New Twenty

How does life expectancy affect how you live your life? Students use proportions to determine what life expectancy must have been in the past in order for the phrase "30 is the new 20" to be accurate, and explore how life might change as life expectancy changes.

Topic: Ratios and Proportional Relationships (RP)
Aws4 request&x amz signedheaders=host&x amz signature=8d8790023b092842104ecca4c510e34009a484e564342a81313427f479b72955

Leonardo Numbers

Are there numbers hidden in nature? Students use the Fibonacci Sequence and Golden Ratio to uncover the mathematical mysteries of the universe.

Topic: Ratios and Proportional Relationships (RP), Statistics and Probability (SP)
Aws4 request&x amz signedheaders=host&x amz signature=d80f276a830c3cdbb5600e91d962d63c8b4c64339542193f9dd9fd120af910df

I Remember

How much can you trust your memory? Students construct and compare linear and exponential models to explore how much a memory degrades each time it's remembered.

Topic: Interpreting Functions (IF), Linear, Quadratic, and Exponential Models (LE)
Aws4 request&x amz signedheaders=host&x amz signature=73a06107986f60030663ac15fb717f16f3c68eb9bff480bcbdbd5878332e39ba

Hi, BMI

What's a healthy weight? Students evaluate the Body Mass Index (BMI) formula for several celebrities, and discuss whether BMI is always a good measure of health.

Topic: Expressions and Equations (EE)
Aws4 request&x amz signedheaders=host&x amz signature=6434eee687886f1c5daedee3d9716c28c41b005bac04a2b3f6a4be96a68eebe7

Frame Rate

How do filmmakers create slow-motion and time-lapse videos? Students combine a camera's frame rate, a video player's frame rate, and proportional reasoning to explore movie magic.

Topic: Ratios and Proportional Relationships (RP)
Aws4 request&x amz signedheaders=host&x amz signature=b8acbf22eaae35fc373455eab2a097fc1cd90499116dfd0c2e88d2f94217eefd

Carpe Donut

How much should people pay for donuts? Students use linear, rational, and piecewise functions to describe the total and average costs of an order at Carpe Donut.

Topic: Building Functions (BF), Interpreting Functions (IF)
Aws4 request&x amz signedheaders=host&x amz signature=e62c478179b6f444e2aa7d8c2a72c5771cd219e4afe8a19accf54f7675bc58bd

Civic Duty

Is it worth paying extra for a hybrid car? Students use proportional reasoning to determine how much hybrid owners save on gas, and how long it will take to make up the price difference.

Topic: Expressions and Equations (EE), Ratios and Proportional Relationships (RP)
Aws4 request&x amz signedheaders=host&x amz signature=9013144b0152f8b8faa945d5219c95cf6cbdfbefa60b6bcf523682ea4b68588b

Cheese That Goes Crunch

Which is better: crunchy or puffy Cheetos? Students calculate the surface area : volume ratio for each snack to determine which one tastes cheesier.

Topic: Geometric Measurement and Dimension (GMD), Geometry (G), Modeling with Geometry (MG)
Aws4 request&x amz signedheaders=host&x amz signature=992634b42d988077e902e1a90037ec3ee86a443e3834f728c05bf891e7717c6f

Calories In, Calories Out

How many calories does a body burn? Students interpret and apply the formula for resting metabolic rate (RMR) in order to learn about how calories consumed from food, calories burned from exercise, and calories burned automatically contribute to a body's weight.

Topic: Expressions and Equations (EE), Ratios and Proportional Relationships (RP)