### Ratio and Proportion

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#### Big bucks 2023

Updated! When soccer great, Lionel Messi played for Barcelona, he had one of the highest paid contracts of any athlete in the world.  He had a \$674 million dollar 4-year contract. Canelo Álv...

#### The new largest Lego set ever - The Roman Colosseum

Note: This is a remake of our 2014 and 2017 activities "How Much Does a Lego Cost?". How much could the Roman Colossem Lego set cost ? Student first make a guess and then think about what ...

#### Sadly, Jorge passed away yesterday.

He was a great dog!  We wondered how old he was in human years? Jorge has been part of YummyMath for a long time. Sadly, yesterday he died.  We wondered how old he would ...

#### World record Snickers Bar

In late January, workers at the Mars Wrigley plant in Waco, Texas created this giant Snickers Bar. It won a spot in The Guinness Book of Records as the World's largest Snicker's Bar. Wh...

#### NHL Playoff games can sure last a long time!

Revised! We're watching another Stanley Cup playoff now. Will there be any really long games during the playoffs? In 2013, a Stanley Cup playoff match between the Bruins and Blackhawks wen...

#### Should I get the Big One?

Let your students decide if the BIG one is a fair deal.    Which size will they get?  Which size offers the most value?  Make a guess, then do the math.

#### How much does the biggest Lego set ever cost?

Picture from the Verge. Click to see the story. Note: This is a remake of our 2014 "How Much Does a Lego Cost" activity   How much could the...

#### Total solar eclipse - apparent sizes

Where will the eclipse be seen?  What if you are not in the path of totality?  Total solar eclipse?  What is apparent size?  How can the moon seem to cover the sun complete...

#### Flag Art

A little ratio art might be a fun way to get ready for the upcoming Memorial Day holiday. In this activity (Flags) students measure; create whole number ratios for the official U.S. flag; decide h...

#### 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 ...