There are so many resources out there for teachers, but it can be hard to pick and choose which websites are worth spending time on.
If you want to invest some time into learning how to really utilize a few great sites, these five are a perfect starting point. Whether you are looking for hands-on inquiry, graphing software, or virtual manipulative apps, you are sure to find at least one you can try. I know that after first being exposed to these few, I would have a hard time teaching as well without them. |

## 1. galileo.org

Start on the home page, then check out the full set of classroom lessons and examples. They have plans for specific high school, middle school, and primary school math investigations.

You can also download the Focus on Inquiry eBook, read more about what inquiry means, learn how to construct essential questions, and much more.

## 2. Illuminations

There are also some fantastic lessons. They're sorted by grade level. Check out some lessons for grades 6-8 or 9-12. There are lessons for younger kids too.

The brain teasers are also fun and would be great warm-ups. There are plenty available.

## 3. GeoGebra

Download the free software for your classroom or check out the teacher pages that are packed with worksheets, samples, and ideas for lessons that use GeoGebra.

## 4. desmos.com

Try the graphing calculator or browse the teaching resources and activities that are available. You can also check out videos that show some of the many uses of the desmos calculator.

## 5. Inquiry Maths

Take a look at the question prompts in each category on the left sidebar. There are tons of great Number Prompts, Algebra Prompts, Geometry Prompts, and Statistics Prompts.

I also recommend checking out their assessment framework and tips for writing your own prompt.