Most people break out in a cold sweat when they see fractions. There's something about those little lines and numbers stacked on top of each other that makes even confident adults feel like they're ...

Click to see a step-by-step slideshow. Image caption, STEP 1 - When adding fractions it can be useful to visualise it. Draw a square with 4 columns and shade in one of the columns. This represents ¹/₄ ...

We know there are individual differences in math ability, even at a young age, but what basic cognitive tools lay the foundation for whether we are good with numbers? And specifically, what basic ...