tags: 5.NBT

tags: 5.NBT
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Microns and Masks

Algebra Number Sense Math and Science Math and Social Studies Current events Ratio and Proportion
  How big is one coronavirus? How big is a micron? How well do these masks protect against the virus? What can you observe about the size of particles mentioned? Why are we wearing masks?

Gonna be a Leap Year

Number Sense Math and Science Data and probability
  By George C. Baxley  This year we will add the 29th of February to our year?  Why do we do that?  How can you tell?  What if we didn't add a day every 4 years? Stud...

Star Wars ... the story continues

Number Sense Ratio and Proportion Data and probability
The Rise of Skywalker will open on December 20, 2019.  How much did it cost to make?  How much will it gross? Is the Star Wars phenomena a guarantee for success?  How would you c...

How should I cook my turkey?

Algebra Number Sense Math and Food Holidays and Annual Events
Should I oven bake it, deep fry it or barbecue and smoke it?  When do I have to wake up to begin preparations? How long will the cooking take?  How much will it cost?  How ma...

Does it pay to get educated?

Number Sense Math and Social Studies Ratio and Proportion Data and probability
 Why should students do well in school, graduate high school, or go on to college?  In this activity median earnings by various education levels are explored.  Students compare t...

How can Nike give away so much great stuff?

Algebra Number Sense Sports Ratio and Proportion Data and probability
Worldwide Nike supports many teams and athletes.  They design, manufacture, and supply gear for almost every sport imaginable. How much are those give-aways worth?  Is the company going ...

Macy's Thanksgiving Parade 2019

Algebra Number Sense Geometry Holidays and Annual Events
 As we get ready for next week's holiday, students can study a map of the annual Macy's Thanksgiving Day parade, describe, measure and hypothesize why this route was chosen and then calculate...

Impress your parents at dinner

Algebra Number Sense
This activity is the first in our series on mental math tricks.  Let your students develop their own individual way of mentally multiplying by 0.5, 5, 50, 500, and so on.  We have a litt...

Will Damarious Randall have to pay big?

Number Sense Sports Current events 3-act tasks
Warriors won the NBA Championships.  Randall won't have to buy jerseys!  The Cleveland Brown's safety player, Damarious Randall, posted this tweet.  Its been ...

What me? Irrational?

Number Sense
We've found that some students believe that the approximation that their calculators show for irrational numbers is exact.  Here's an activity that you can advertise as long multiplication ...
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