Number Sense

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NBA Finals 2022

Number Sense Sports Ratio and Proportion Data and probability
The Celtics will meet the Warriors this year! Teams are competing in the playoffs and the NBA Finals are right around the corner.  Let's do a little sports history and data analysis through ...

The odds of horse race betting

Algebra Number Sense Sports Current events Ratio and Proportion Data and probability
Rich Strike surprised everyone at the Kentucky Derby horse race in early May by moving from 18th place at the half-way mark (out of 20 horses) to winning the race. Churchill Downs, the track in...

Happy Friday the 13th!

Algebra Number Sense Current events Funny
Don't worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad.

What time should I wake up?

Number Sense Math and Food Holidays and Annual Events
I'm going to surprise my mom with breakfast in bed for Mother's Day. She wakes up pretty early. When do I have to wake up to pull this off?

Banana Art "Comedian"

Algebra Number Sense Math and Food Math and Art Ratio and Proportion Funny
What do you think this activity might be about? What do you wonder? How much would you pay for this piece of art? How much profit is involved in this sale? ...

How big of a crepe can you make?

Algebra Number Sense Geometry Math and Food Ratio and Proportion
At Costco you can buy this huge tub of nutella.  It contains nearly 7 pounds of chocolaty-hazelnut spread. We use nutella to make banana/nutella crepes.  How long will that tub last u...

Mental math tricks - part 2

Algebra Number Sense Ratio and Proportion Wow factor
36 x 25 = 900     480 x 25 =12,000    924 x 2.5 = 2,310 Can you see any tricks for doing these calculations in your head? An editable Word docx, solutions/hints, and a PowerPoi...

April Fool's Day fun

Algebra Number Sense Geometry Holidays and Annual Events Funny
This day is known for pranks and puzzles.   Try one of these 4 activities on April Fools Day. Ask students to analyze where I made my mistake.  PerplexingProblem.pdf CC...

Refugees from Ukraine

Number Sense Math and Social Studies Current events Data and probability
We are hearing a lot about the war in Ukraine. Civilian Ukrainians are fleeing the war zone in order to remain safe and find food and housing.  How do these numbers compare with other tragic ev...

What is my best gasoline option?

Algebra Number Sense Current events Ratio and Proportion
Jason Kibbe, 6-8 Gifted Support Teacher in Chambersburg, PA, sent us this timely investigation.   Should I pay the membership fee and get BJ's gasoline?  Should I just buy the ch...
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