Questions?

I've been out for a couple of days--let's just say that I can think of better ways to drop 10 pounds--so, I'm in a really specia...

Hypothesis wrecking is not natural.  I think a few of you have summed it up quite well. Ashli Black: @dcox21 @cheesemonkeysf I love th...

You know what? Instead of having to teach things like perpendicular bisectors and systems of equations, I just wish we could do things lik...

We've been doing more problems lately where students can gather data and look for patterns.  Today's installment is via the Diagonal...

The Assignment 1.  Draw a design using only straight lines.  2.  Snap a photo of your drawing.  3.  Import your photo into Desmo...

A real big shout out to Desmos , Dan and Christopher for their work on the Function Carnival .  

Veritasium :  "If you think that something is true, you should try as hard as you can to disprove it.  Only then, can you really get ...