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Rescue of the Chilean miners - The 33

Geometry Math and Science
On August 5, 2010, the San Jose copper-gold mine near Copiapó, Chile collapsed stranding 33 miners in a large cavern more than 2,000 feet below ground. A new movie has just been released about the inc...

How much have doughnuts changed?

Algebra Number Sense Geometry Math and Food
Part of the Smithsonian's Sally L. Steinberg Collection of Doughnut Ephemera -- Click on the image to see it larger. When you are working on volume in your class, you can use this activi...

How Much is a Tweet Worth?

Algebra Number Sense Math and Social Studies Sports Ratio and Proportion Data and probability
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 ...

Free Flights?

Algebra Number Sense
This can't be right!  If my flight cost $200 and I stayed for 10 days it would be free.  Right?  You can kick off this activity by asking students to think about where ...

What's with the plovers?

Algebra Number Sense Math and Science Ratio and Proportion Data and probability
Cute little birds.  Piping plovers are nesting on beaches along the Atlantic coast. Consequently beaches are often roped-off or closed to protect their nests and chicks. Is this conservatio...

Thank you, mother and father, for all of those diapers

Algebra Number Sense Holidays and Annual Events
Thank you Mother and Father for all of those diapers  Which is a better deal, cloth or disposable diapers?  How much did you cost your parents in diapers?  In the future how much could...

How Many Donuts is That?

Number Sense Geometry Math and Food Holidays and Annual Events 3-act tasks Data and probability Wow factor
Act One:  Take a look at the first picture (Krispy-Kreme-photos). What is the first question that comes to mind? How many donuts is that?  What information would be useful?  ...

Growth of Facebook update

Algebra Number Sense Ratio and Proportion Data and probability
Facebook is so accepted in our world today that it is even part of nightly news broadcasts as people are noted for receiving huge numbers of likes in appreciation or interest. Mark Zuckerberg, the f...

California water measurements - chains, links, and furlongs

Algebra Geometry Math and Science Ratio and Proportion
[caption id="attachment_17570" align="aligncenter" width="263"] Gunter's chain[/caption] Help your students understand what they are reading or hearing about the California drought.  Terms like acr...

Chili Con Queso

Number Sense Math and Food Ratio and Proportion 3-act tasks Data and probability Wow factor
Act 1: Take a look at the promo at Moe's. What is the first question that comes to mind? How much does a 42-gallon jug of Chili Con Queso cost?  How many cups or bowls of Chili Co...
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