Number Sense


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It's almost summer now

Algebra Number Sense Geometry Math and Science Math and Food Ratio and Proportion Data and probability Funny
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 little wat...

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...

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...

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...

Vampire bats + Mosquito eating bats

Algebra Number Sense Math and Science Holidays and Annual Events
Ooooo. Scary!  In this first activity on vampire bats we've given lots of interesting metric and customary unit facts and asked students to relate those sizes to more familiar objects.  Si...

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...
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