Number Sense

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March Madness - Does seeding really matter?

Number Sense Sports Current events Ratio and Proportion Data and probability
  March Madness, the big 68 team college basketball tournament, will now take over our TV viewing during the weekends of March. School and office friends are filling out brackets. ...

How hard is it to find a 4 leaf clover? (3 Saint Patrick's Day activities)

Algebra Number Sense Geometry Math and Science Holidays and Annual Events Wow factor
Shamrocks in Ireland are actually 3-leafed white clover, trifolium repens. If you are lucky, you can sometimes find a four-leafed clover. How rare is finding a 4-leafed clover?  How hard do you...

Just some March Madness math

Algebra Number Sense Sports Current events Ratio and Proportion Data and probability
Today, March 12th, is selection Sunday. Tomorrow we'll know how the college basketball teams are seeded and bracketology can begin. Introduce your students to the meaning and excitement of March ...

Two 12s or one 18?

Number Sense Geometry Math and Food
A little more pizza fun before Pi day! Which should we order and why? Two 12-inch pizzas or one 18-inch pizza?  Which will give you more pizza? More crust? Which is the better deal?  ...

Iditarod 2023 – The Last Great Race on Earth

Algebra Number Sense Sports Current events Ratio and Proportion Data and probability
The Iditarod Dogsled Race will begin this year on Saturday, March 4th in Anchorage, Alaska. It is often called The Last Great Race on Earth because it is so long and grueling. Students ...

Sweetheart candies

Number Sense Math and Food Holidays and Annual Events Ratio and Proportion
   NECCO went bankrupt in 2018 and Sweetheart candies weren't the same after that.  They are back now and made better (?) in Ohio instead of Boston. How many dollars worth...

Big bucks 2023

Number Sense Sports Ratio and Proportion Data and probability
Updated! When soccer great, Lionel Messi played for Barcelona, he had one of the highest paid contracts of any athlete in the world.  He had a $674 million dollar 4-year contract. Canelo Álv...

How big could this mid-term election be?

Number Sense Math and Social Studies Current events Ratio and Proportion Data and probability
Will the November 8th 2022 election bring record number of voters to the polls? Students get a chance to understand what the usual percentage of voters is, look for trends and central tende...

Giant Pumpkins 2022

Number Sense Math and Food Ratio and Proportion Data and probability Wow factor
5 pound pumpkin compared to giant pumpkin Let your students marvel at World Record winning giant pumpkins as they use proportions to calculate the quantities of pumpkin puree and th...

Hexadecimal coloring

Number Sense Geometry Math and Science Math and Art Ratio and Proportion
Probably most of us have heard of and even used hexadecimal color codes. Don't you wonder why their number descriptions really make sense? In this activity we first ask students to color in o...
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