Number Sense

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Pokémon GO! I should have invested

Algebra Number Sense Current events Ratio and Proportion Data and probability
Pikachu Pokémon GO is all the rage.  News reports show people glued to their smart phones as they travel to nearby landmarks where virtual critters appear and need to be caught ...

10 Million nematodes

Algebra Number Sense Math and Science
Nematodes Grubs are killing my grass.  I don't want to put poison into the ground.  What can I do? There are tiny roundworms called beneficial nematodes. They can kill destructive so...

Expensive face creams

Algebra Number Sense Ratio and Proportion
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 st...

Games with dice

Algebra Number Sense Data and probability
Time to let students become naturally curious about probability.  In this activity students work in teams to record the frequency of rolled dice combinations. They observe the difference be...

Flag Art

Number Sense Geometry Math and Social Studies Math and Art Ratio and Proportion
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...

Pixar versus DreamWorks

Number Sense Ratio and Proportion Data and probability
Animated films are a billion dollar industry.  The two biggest producers of animated films are DreamWorks and Pixar.  The two have been going head to head for more than ten years now. So h...

Pottytalk

Algebra Number Sense Math and Science
  I'm trying to be more savy about wasting our resources.  I have really old fashioned toilets and I'm trying to figure out if I should invest in saving water.  Can you help me? For...

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?

Will college be affordable?

Algebra Number Sense Ratio and Proportion Data and probability
Whether you or one of your siblings is going off to college next fall, it is useful to know how much colleges cost.  Not going to college this fall? No worries, we can use the informa...

How did they figure these tips?

Number Sense Math and Social Studies Math and Food
  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 th...
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