Math

Olympic Medal Math Project

Olympic Medal Math Project

In the paper, I read about Norway's dominance of the Winter Olympics, despite being a tiny country. I love this juxtaposition of unexpected data! Let's turn it into a math project. Here are some questions I thought of…

Which is longer: a Ray or a Line?

Which is longer: a Ray or a Line?

Let's move beyond memorizing definitions and get kids grappling with the fascinating concept of infinity!

Make A *Better* Calendar!

Make A Better Calendar!

The calendar is a source of fantastic factoring problems with many social studies add-ons. Why 12 months? Why 30 (or 31 or 28) days? Why are weeks 7 days long? Why don't they fit into the months (or the year!)? Why did we do this to ourselves!?

Updating Old Questions: Addition With Missing Pieces

Updating Old Questions: Addition With Missing Pieces

How can I go beyond asking 20 variations of 622 + 77 = ___?

Fill ‘er up with Clam Chowder!

Fill ‘er up with Clam Chowder!

Sure gasoline seems expensive. Until you try to fill your car up with other liquids!

Healthy Donuts!? Framing a Math Project with a Big Idea

Healthy Donuts!? Framing a Math Project with a Big Idea

Instead of jumping straight to calculations, what if we framed this math concept with a big idea?

The Surprises Within a Triangle’s Angles

The Surprises Within a Triangle’s Angles

Discovering what is interesting and unexpected about a triangle's angles. What twists have I unintentionally spoiled for my students over the years?

Updating Old Questions: A math question that’s TOO high level?!

Updating Old Questions: A math question that’s TOO high level?!

What happens when we ask a math level that scares off 83% of our students? Don't lower the ceiling! Lower the floor through scaffolding.

The Coloring Problem

The Coloring Problem

How few colors can you use to fill in a map so that no neighboring regions are the same color?

What if you lived in Vegas but worked in San Francisco?

Is it possible to save money by commuting to San Francisco from Las Vegas?

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