Number Sense

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Chocolate Milk Account

Algebra Number Sense Math and Food Ratio and Proportion
πŸ””Free Trial Alert!  -- This Chocolate Milk Account activity is part of our free trial, giving you full access to the starter, main activity, and solutions to see what the subsc...

Starbucks Sales and Nutrition

Number Sense Math and Food Ratio and Proportion Data and probability
Kick off the activity with starter slides that spark curiosity by asking students if they recognize the Starbucks logo and how many locations they think are in the U.S. Then, engage them in estimating...

How much pee is in your pool (Updated)

Number Sense Geometry Math and Science Funny
How much pee is in your pool? πŸŠπŸŠ After chlorination, it has been hard to measure the quantity of pollutants in pool water.  A Canadian chemist, Xing-Fang Li, has found a ...

A Glass of Sweat

Algebra Number Sense Math and Social Studies Ratio and Proportion
What is this machine for?  Begin with the starter presentation slides to spark students' curiosity about the purpose of the machine. Then, engage them in the main activity that...

Mother's Day

Algebra Number Sense Geometry Math and Social Studies Math and Food Holidays and Annual Events Math and Art Current events Ratio and Proportion 3-act tasks Data and probability Funny Wow factor
How much do we spend on Mother's Day - Use the Mother's Day event to engage your students in approximating, reasoning, and investigating as students estimate how mu...

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 ...

Is 2024 a special number?

Algebra Number Sense Current events Any time math
Image by dashu83 on Freepik Students are introduced to some esoteric number categories as they check out the various descriptors of this year's date.  What's a Harshad number?  What's a...

2023 World Cup Cricket

Algebra Number Sense Sports
The Cricket World Cup is being played now (October 5 to November 19, 2023) in India. This is a complex game that is played with enthusiasm and humor. In this activity students learn about the game; ...

DST ends November 5th, 2023 - strange happenings

Algebra Number Sense Geometry Math and Science Holidays and Annual Events Current events
In this activity students try to figure out how time settings will change as they move from place to place and in the serious weirdness of Arizona and the Navaho and Hopi nations.  What variables...

How many Americans (and their pets) participate in Halloween?

Algebra Number Sense Math and Social Studies Holidays and Annual Events Ratio and Proportion Data and probability
Surveys show that more and more people are involved in and spending on Halloween activities. If the percent of Americans participating continues at this pace and the population continues to grow at ...
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