Number Sense

Grade

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Square or Round - which pizza should I buy?

Algebra Number Sense Geometry Food
Warm up for π day with this updated activity! Subway has great Flatizzas but Sbarro's pizzas are good too.     If that slice from Sbarro is from an 18-inch pizza cut into eight piece...

Big bucks 2023

Number Sense Sports Ratio and Proportion Probability and Statistics
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...

Willy Makeit or Betty Wont

Number Sense Geometry Ratio and Proportion Funny Wow factor
I have to go to the bathroom pretty badly. I have to admit that I have been holding it in for a while.  Finally!  I see a bathroom sign!  Wait ... it is in kilometers?  How...

Mallie's latest Big Burger

Algebra Number Sense Food Ratio and Proportion
It's time to treat your students to ratios, proportions, fractions and BIG BURGERS! In this activity students explore the ratio of the various ingredients in the world's largest burger (pic...

How old are you?

Algebra Number Sense Ratio and Proportion Wow factor
We usually give our ages in years, but that isn't very precise is it?  In this activity students find their age in days, hours and minutes.  First students take two minutes to estimate the...

Home team advantage?

Algebra Number Sense Sports Ratio and Proportion Probability and Statistics
Updated! Even before your students check out the graphic below, ask them whether they think a game played at home gives their team an advantage.  If so, how much of an advantage?  Enjoy t...

Shopping season already!

Number Sense Social Studies Holidays Ratio and Proportion Probability and Statistics
We used to see holiday sales right after Thanksgiving but, surprisingly, holiday shopping has already begun. Sales are advertised everywhere.  Students will be able to add some understanding an...

The new largest Lego set ever - The Roman Colosseum

Algebra Number Sense Ratio and Proportion 3-act tasks Probability and Statistics
Note: This is a remake of our 2014 and 2017 activities "How Much Does a Lego Cost?". How much could the Roman Colossem Lego set cost ? Student first make a guess and then think about what ...

Candy deals

Number Sense Food Holidays Ratio and Proportion 3-act tasks Probability and Statistics
We found big mixed bags of candy at really good prices ... we think. Students are asked to decide which would be the best deal and the worst deal on candy.  They can also create t...

2 Hiking Activities

Algebra Number Sense Sports Ratio and Proportion
How much food do you need to carry to hike the Appalacian Trail? The AT is a hiking trail that begins in Georgia and ends on Mount Katadin, Maine. Fall is a beautiful time to be outdoors or on ...
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