tags: HS

tags: HS
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Mark Zuckerberg and Priscilla Chan to give away 99% of their shares of Facebook

Algebra Number Sense Social Studies Ratio and Proportion
  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...

Rescue of the Chilean miners - The 33

Geometry 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...

What's your favorite sport?

Algebra Number Sense Sports Probability and Statistics
What is your favorite sport?  Wait, do I mean your favorite sport to play or your favorite sport to watch? Does it matter? Are your favorite to-watch sport and your favorite to-play sport the sam...

How much have doughnuts changed?

Algebra Number Sense Geometry 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 Social Studies Sports Ratio and Proportion Probability and Statistics
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 Science Ratio and Proportion Probability and Statistics
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...

Growth of Facebook

Algebra Number Sense Ratio and Proportion Probability and Statistics
 In this activity, students analyze and graph the numbers and decide if Facebook's growth in the first 20 years has been linear, exponential, meteoric, or something else.  Will the number of...

Clean Close Shave

Algebra
Take a look at the infographic.  What do you see? What do you think?  What do you wonder? [caption id="attachment_16099" align="aligncenter" width="420"] Image from West Coast Shaving. Click...

Deflategate

Algebra Number Sense Sports
  The deflated ball controversy makes an interesting segue into negative number line understanding.  A particular digital psi football gauge reads 0 when the ball is at a proper NFL in...

Kilauea's lava flow

Number Sense Geometry Science
[caption id="attachment_15749" align="aligncenter" width="500"] Halema‘uma‘u Lights the Morning Sky - Photo taken from the overlook by the Volcano House on January 30, 2014 - NPS photo[/caption] The v...

Saffron and paella

Algebra Number Sense Science Food
In order to cook Paella (a delicious Spanish rice dish) I needed to buy Saffron spice.  It was hugely expensive.  So, I've decided to start a business of growing saffron and becoming immen...
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