Math

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!?

Math Game: The Game of 100

Math Game: The Game of 100

The Game of 100 is a simple game requiring no supplies, yet it opens up a rich world of exploring strategy and a little mental math.

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!

Thinking Like Equivalent Fractions

Thinking Like Equivalent Fractions

Go across disciplines by asking students to write a story about fraction equivalence.

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 = ___?

Encourage Curiosity With Calculators

Encourage Curiosity With Calculators

It's easy to fall in love with chasing the newest technology to use in the classroom. But sometimes, the perfect tool is a plain old calculator. We'll be using this tool to develop curiosity about math.

Could we fit 1,000 kids on the playground? 10,000?

Could we fit 1,000 kids on the playground? 10,000?

If your students can find the area of a square then, armed with Google Earth, they can also figure out how many students you could pack into your school's playground.

Universal Themes in Math? With Fractions!?

Universal Themes in Math? With Fractions!?

What if we used a universal theme to guide our study of fractions? These very big ideas get students thinking about fractions in a new way.

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.

Differentiate Math: Getting Started

Working with a student who is bored in math? Quickly finishing lessons? Needs something more? Here are three ways you can get started differentiating in math.

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