Geometry

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Ghostly Measurements

Algebra Geometry Holidays and Annual Events
In this activity, students will explore how to design a ghost costume 👻👻 by reasoning through sheet dimensions, calculating the best fit for different heights, and interpreting the rela...

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-Fang Li, has found a ...

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 abo...

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 ...

A geodesic icosahedron, the Times Square New Year's eve ball

Geometry Math and Science Holidays and Annual Events Math and Art Current events
Image by kjpargeter on Freepik It's a gorgeous ball, covered with Waterford Crystal triangles, shaped as a geodesic icosahedron.  Every New Year's Eve it descends in Times Square to mark the...

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...

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...

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...

Indigenous Peoples or Columbus Day

Algebra Geometry Math and Social Studies Holidays and Annual Events
When Columbus landed in Guanahani (renamed San Salvador, Bahama Islands by Columbus), he began the European settlement of the New World. Guanahani was inhabited by the  Taíno people and...
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