Geometry

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How hard is it to find a 4 leaf clover? (3 Saint Patrick's Day activities)

Algebra Number Sense Geometry Science Holidays Wow factor
Shamrocks in Ireland are actually 3-leafed white clover, trifolium repens. If you are lucky, you can sometimes find a four-leafed clover. How rare is finding a 4-leafed clover?  How hard do you...

Gauss and our star of stars

Number Sense Geometry Art
How many stars are in this image and how did you count them? For Adventurer members we have a teaching suggestions and our solution sheet.

Will our U.S. flag change yet again?

Algebra Geometry Social Studies Current events
 How many stripes are in our present flag?  (The bottom right flag that has been in use since 1960; See the PowerPoint) How many stars? What do the numbers of stars and stripes represent? U....

Do you want to be an NBA virtual fan?

Number Sense Geometry Sports Current events Ratio and Proportion
For health concerns, professional sports now have no actual live fans. To help generate the excitement and semblance of fans, some teams use cardboard cutouts of people.  Some use Zoom screens ...

Pascal coloring and modular math

Number Sense Geometry Social Studies Art
In this activity students have the opportunity to color as they investigate Pascal's triangle and the many useful patterns that it shows. The triangle is explored for patterns, coloring...

How long will it take you to trick-or-treat?

Number Sense Geometry Holidays
It's Halloween and this is your neighborhood. How long will it take you to trick or treat at every house in your neighborhood? Possible conversation with students: How long will it tak...

How many cars are there?

Number Sense Geometry 3-act tasks
Brian came home from work to find that his son had his toy cars organized in a tight parking lot on our front porch. ? Below is a video version of our power point for the activity, whic...

A gorgeous, glittery card

Number Sense Geometry Holidays Art
     Uh oh!  How do you find the area of a heart? Get your students to help you calculate how many sequins you'll need to order for this class project.   

Pick-a-brick wall at the Lego store

Number Sense Geometry 3-act tasks Probability and Statistics
There are walls at the Lego stores that are filled with individual Lego parts.  You can fill a bucket and pick out exactly what you need. Use this activity to get your students ...
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