# Tag: 6.RP.3

## Which is most expensive?

Who knew that creams for your face could be so expensive!  I’m going to have to rethink what to buy for my mom.  Which of these high priced cremes is most expensive? In this activity students observe some prices of…

## Flag Art

A little ratio art might be a fun way to get ready for the upcoming Memorial Day holiday.  In this activity students measure; create whole number ratios for the official U.S. flag; decide how our artistic flags will be different…

## How did they figure these tips?

Act I:  This restaurant bill has the suggested tips, but they are smudged out.  What should they be?  Consider having students make a fast 5 to 10 -second prediction in their heads. Act II:  Students work – for few minutes…

## The Boston Marathon

Monday, April 15, 2019 Patriot’s Day, is the next running of the Boston Marathon. What do you know about marathons? What do you know about the Boston Marathon? How long do you think the marathon is? Make your best guess.…

## Data on the National Mall sites

Activity #1 – Look at the individuals who are memorialized on the National Mall and using fractions or percents decide what you can notice about those we honor. The Activity: MLKandMonuments.pdf

## Mark Zuckerberg and Priscilla Chan to give away 99% of their shares of Facebook

That sounds like an awful lot of their Facebook shares.  They want to help create a better world for their daughter, Max. I wonder if they will have enough left over to live on? The BBC newspaper said that their…

## Glowing rectangles

People spend lots of time staring at their screens (glowing rectangles).  Kids spend hours each day using their cell phones, computers, tablets, television and more.  Use that interest to motivate your student’s analysis of screen ratios and what proportions they…

## How Much is a Tweet Worth?

These days it seems everyone is on social media. Are you? Famous athletes and entertainers are on social media and they can make a lot of money.  In this activity students study how the number of Twitter followers relates to tweet…

## In the Cloud

I want to find a way to keep my photos, documents, videos and music in a place that is safer than on my computer.  If my Macbook Air melts, where can I keep my irreplaceable files so that they aren’t…

## New Horizons spacecraft observes Pluto

The New Horizon space probe was launched from Cape Canaveral on January 19, 2006. It has now come close to Pluto and has sent its first close-up images back to Earth.

## Jock tax

Great professional athletes make a lot of money. In November slugger Giancarlo Stanton signed a thirteen year contract for over \$325 million with the Miami Marlins!  Did you know that professional athletes have to pay an amazing amount of federal, state,…

## How Old Are You?

We usually give our ages in years, but that isn’t very precise is it?  In this activity students find their age in days, hours and minutes.  First students take two minutes to estimate their age in days, hours and minutes.…

## Big Burger

In honor of International Hamburger Day (May 28, 2015), it’s time to treat your students to ratios, proportions, fractions and BIG BURGERS! In this activity students explore the ratio of the various ingredients in the world’s largest burger (pictured above &…

## Triple Crown possibilities, 2015

Updated for 2017! American Pharaoh was the first horse to win not only the Triple Crown but also the Breeder’s Cup race = Grand Slam!  Never done before. Involve your students in this soon-to-be event while reviewing fractions, calculating miles…

## How Many Donuts is That?

Act One:  Take a look at the picture.  What is the first question that comes to mind? How many donuts is that?  What information would be useful? Act Two: See pictures below. Your students can view all of the pictures…