Number Sense

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How much pee is in your pool (Updated)

Number Sense Geometry Math and Science Funny
How much pee is in your pool? 🏊🏊 After chlorination, it has been hard to measure the quantity of pollutants in pool water.  A Canadian chemist, Xing-Fa...

It's almost summer now

Algebra Number Sense Geometry Math and Science Math and Food Ratio and Proportion Data and probability
   How much water do you have to drink?     In this activity student develop formulas for calculating their water needs, learn about the effects of too lit...

Earth Day Actions for Our Planet (April 22)

Algebra Number Sense Geometry Math and Science
 We have 16 activities that you could use for Earth Day! April 22nd is Earth Day. Help your students become activists for our planet? We have 16 activities that...

Will I pay less if I buy more?

Algebra Number Sense Ratio and Proportion 3-act tasks Any time math
image designed by macrovector / Freepik This activity can be used in a large range of grade levels.  Your class can work on percents, ...

What is a quantum dot?

Algebra Number Sense Geometry Math and Science Current events Ratio and Proportion Wow factor Any time math
 In this activity, students work through the nomenclature to understand the possibilities of nano science and quantum dots.  Questions that are answered; How many nanometers are in a millime...

Heating with wood - What's a cord?

Algebra Number Sense Geometry Ratio and Proportion Any time math
Do you know what a cord of wood looks like? What size stack is that? What's a thrown stack? What's the dog's name that is standing in front of the wood? How long can I heat my house with that much fue...

Nobel Prizes

Algebra Number Sense Math and Science Math and Social Studies Holidays and Annual Events
The Nobel Prizes have just been awarded. This is the medal that is given to the winners. What do you know about the Nobel Prize?  Who do you know who has received one? Alfred Nobel was a ...

Little Amal walks across the United States

Algebra Number Sense Math and Social Studies Math and Art Current events Ratio and Proportion Wow factor Any time math
With our world in so much turmoil and refugees trying to survive hardships by traveling away from their homes, the story of Little Amal is powerful, timely, and touching. Of course there is a lot...

Justin Verlander's lunch bill

Algebra Number Sense Sports Ratio and Proportion Any time math
In the 2017 World Series, the Houston Astros beat the Los Angeles Dodgers and went on to play (and lose to) the Boston Red Sox in the finals. Evidently the population of Los Angeles held a grudge wi...

Jock tax 2023

Algebra Number Sense Math and Social Studies Sports Ratio and Proportion Any time math
Great professional athletes make a lot of money. Did you know that professional athletes have to pay an amazing amount of federal, state, and sometimes even city tax? Grant Williams, a Boston Cel...
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