Category Archives: Geometry

Thanksgiving Math Craft: Concentric Circles Cornucopia

Thanksgiving Math Craft: Concentric Circles Cornucopia

Make this cornucopia from concentric circles. What a great math craft for Thanksgiving!More

Math Necklace with Circles!

Math Necklace with Circles!

Where do you see math? In your jewelry? Take a peek – I’ll bet you have some!More

Project Based Learning Idea – The Zipit Monster Pouch

Project Based Learning Idea – The Zipit Monster Pouch

A fun zipper monster pencil case turns into a Project Based Learning activity! More

Degrees in a Circle – Why 360?

Degrees in a Circle – Why 360?

Do you ever wonder why there are 360 degrees in a circle? Here’s why – along with a FREE Download to help you teach it!More

How to Make a Paper Box – Free Download!

How to Make a Paper Box – Free Download!

Have you ever tried to make a paper box? It’s a challenge to design, but fun to make with this easy template. And if you teach math, you can use the discussion questions in your lesson!More

Facebook Violations – Doing the Math

Facebook Violations – Doing the Math

It seems like Facebook has a lot of rules. And you can use these to teach area and percentages – both aligned with the Common Core State Standards!More

Pi Day Videos – Song & Limerick

Pi Day Videos – Song & Limerick

As a special Pi Day treat, I share my way to remember pi to 5 decimal places: a Pi Limerick! (Oh, and a video by Vi Hart – who has a beautiful voice!)More

The Geometry behind Folding Fitted Sheets

The Geometry behind Folding Fitted Sheets

I’m obsessed with folding fitted sheets. Maybe that’s because there’s so much geometry in it. After all I fitted sheet is a concave irregular dodecagon!More

Geometry and Fractions for Breakfast

Geometry and Fractions for Breakfast

Check out how you can make a really cool breakfast treat and reinforce the concepts of geometry as well as fractions with your children.More

Math with the Short Order Dad – And His Handy-Pal Pan Scraper!

Math with the Short Order Dad – And His Handy-Pal Pan Scraper!

The Short Order Dad uses the Handy-Pal Pan Scraper as a business card. It’s a square with rounded corners – each with a different radius!More