Number Sense

Grade

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U. S. Open Tennis Tournament prizes have been awarded

Algebra Number Sense Sports Data and probability
The U.S. Open Tennis Tournament has just been completed. It is possibly the biggest tennis tournament in the world. We've updated our numbers and focused on the prize money.  As students ponder t...

The Moroccan Earthquake and the Richter scale

Algebra Number Sense Math and Science Current events Ratio and Proportion Any time math
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...

Ice Cream Day - July 16th; 2 activities

Algebra Number Sense Math and Social Studies Math and Food Holidays and Annual Events Current events Ratio and Proportion
All the ice cream that you can eat   All the ice cream that you can eat for only 10 cents!  Wow, that's a great deal!  How great a deal was tha...

Doubling your money

Algebra Number Sense Data and probability Wow factor Any time math
My friend and I were arguing about how long it would take me to double my investment amounts.  How will your students figure this out?  Are there any tricks?  Explore investing ...

Wind chill

Algebra Number Sense Math and Science Ratio and Proportion
  The weather forecasters tell us what the wind chill temperature will feel like. How do they figure out that number? In this activity students use the National Weather System chart ...

Canstruction

Algebra Number Sense Geometry Math and Social Studies 3-act tasks
  Act One:  Take a look at the pic. What questions come to mind? Just before Thanksgiving there are competitions all over the world to celebrate cool design, tricky engineering, a...

$10,000 a week or $10 million all at once?

Algebra Number Sense Math and Social Studies Ratio and Proportion Wow factor
This activity is accessible to student elementary through high school with varying depth of study. Would you rather have $10,000 a week or $10 million all at once? What kinds of things do we nee...

Double Discount

Algebra Number Sense
   Wow, check out this sale!  I'm gonna be able to get this great hoodie so cheap!   If I use the promo code what will be the total percent off?

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

Algebra Number Sense Math and 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...

It sure is cold out ... or is it?

Algebra Number Sense Math and Science Data and probability
Students ponder the relationship between place latitudes and average January temperatures while they try to discover a correlation. Is this a linear or near linear relationship? … averaging, mis...
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