# Tag: 8.F.5

## Will I pay less if I buy more?

In this activity, when you spend more than the three cut-off points you get a greater discount. What amounts should you not spend? Should you spend more to get the greater discount? What does this data look like when graphed?

## Consumer Spending 2023

Consumers in the U.S. spend a lot of money. In this activity we look at historical data to see if there are any patterns in our spending.  How does our holiday spending show up in these graphs?  What accounts for spikes or drops in spending? What patterns do you notice?  Which patterns will likely continue and which patterns won’t?

## The Moroccan Earthquake and the Richter scale

Friday evening, September 8th, a powerful 6.8 magnitude earthquake hit Morocco southwest of Marrakech.
What does a 6.8 magnitude earthquake mean? How powerful was that? What is a seismometer and a seismograph? What is the amplitude of a seismograph reading? Why did the quake happen in Morocco?

## Mardi Gras and Presidents’ Day

How much are US presidents paid? Step graph. Fair?
Mardi Gras, meaning, parades, beads, value, cost, reuse, environment.

## Throwing Up 2023

It’s hard to shovel new snow when you have to get your shovel-full over previous snow banks. You have to throw the snow practically straight up. Predict the arc of your shovel throw with a parabola and refine your formula by manipulating the parabolic factors.

## Viral Growth – Talk like a Pirate Day

Sunday, September 19th is talk like a pirate day.
Bring some humor and marketing understanding into your class with this activity about a silly holiday that has had viral growth.

## Expensive Super Bowl ads

What will a 30-second Super Bowl ad cost this year? Next year? In the future? How would you describe this rise in cost?

## President’s Pay for Presidents’ Day

The President’s have only received a pay increase 5 times in the United States. Picture it with a step graph. Calculate the actual salary using the CPI (Consumer Price Index). Do the Presidents need a raise?

## Consumer spending 2018

Consumers in the U.S. spend a lot of money. In this activity we look at historical data to see if there are any patterns in our spending.  How does our holiday spending show up in these graphs?  What accounts for…

## Madden Glitch

It’s the talk of the town. Madden video games have had some issues. Check this one out. Here’s one that has Le’Veon Bell seeming to fly from the Bear’s goal line to the center of the field. Student’s can admire…

## Will the new iPhone sales be huge?

Apple just announced their new, 10th anniversary, iPhones, the iPhone 8 and the iPhone X.  These phones will soon be in stores, the iPhone 8 comes out on September 22, 2017. The iPhone X is available as of November 3rd. …

## Drinks at the Fair

At the amusement park, our friend, Jason, was intrigued with this sign for drink deals. He and his family come often to the park and, during the summer when it is hot, naturally drink a lot. Which is the best…

## Should I replace my toilets?

I’m trying to be more savy about wasting our resources.  I have really old fashioned toilets and I’m trying to figure out if I should invest in saving water.  Can you help me? The activity:  PottyTalk.pdf CCSS: 8.F.3, 8.F.4, 8.F.5, HSF.IF.B.4, HSF.IF.B.6, HSF.IF.C.7, HSF.IF.C.9, HSF.LE.A.2, HSF.LE.B.5

## Lifespan of a meme, the Harlem Shake

Five friends who skateboard and video tape made up a strange dance one afternoon and filmed it on February 2nd.  Now the whole world knows them and their dance … weird.  This is the story of the life of a…

## Parabolic Pee

Mr. Mark’s new little baby can make some amazingly tall streams.  Give your class a little chuckle as you introduce them to parabolic motion with this very short analysis of Mr. Mark’s baby’s talent. CCSS: 8.F.5, HSA.CED.2, HSA.REI, HSG.MG.3  Parabolic-pee.pdf…