kitchen table math, the sequel

Continuing in the project to blog the major topics in the Pre-Calculus curriculum (as I see them) brings us to finding the rational roots of...

Stanislas Dehaene on why learning the times tables is hard: “Number sense” is a short-hand for our ability to quickly understand, approxi...

Andrew Gelman : Among households with dangerous wells (arsenic content higher than 50 (in some units)), we predicted whether a household s...

source: Harvard Mathematics Department 21, 23, 25, or 55? Seriously? Burden of Proof

Back Monday. When I will post the follow-up on number lines and multiplication.

in 1977: Two of Washington D.C.'s most splendid institutions -- the Board of Governors of the Federal Reserve System and the Capitol Hi...

for what it's worth

There’s a joke I’ve heard various neighbors make somewhat self-consciously since we moved into our house five years ago that our “neighborho...

The Waterbury CMT cheating scandal continues to fascinate me at Throwing Curves .

My hypothesis is that number sense qualifies as a biologically determined category of knowledge. I propose that the foundations of arithmeti...

Several times over the past years I've come across the idea that humans possess an innate number line inside our minds. At least, that...

Connecticut has been plagued by nothing but bad news these days on the education front. In case you missed it, here's a quick re-cap on ...

Next up: Angry Birds in the classroom. Rovio plans to publish a line of educational books for children ages four to their teens. Embracing ...

Sad Guys on the Trading Floor (probably not appropriate for children)

From the Kumon website : At the heart of the Kumon Method is the belief that all children are capable of greatness. With the help of thei...

I haven't been doing much in the way of SAT Critical Reading lately. I've got bigger fish to fry . That said, I don't want to ...

Barry pointed me to a terrific post by Haim, one of the regulars on Math Teach , who writes: As it happens, a good friend of mine did his ...

I now live in a state of suspense over what the Fed will say at its next meeting . In the department of silver linings, I am finally readi...

Education Needs a Digital Up-Grade by Virginia Heffernan If you have a child entering grade school this fall, file away just one number ...

Blue Book math problem data base (pdf file) The Official SAT Study Guide, 2nd edition