Last year, my seventh-grade class created at-scale drawings of cost-efficient cabins for an outdoor education camp. Using three-dimensional figures and proportional reasoning, my students designed and ...

HOUSTON (KTRK) -- A mental math system developed in the 1800's is helping some local students ace standardized tests and win math competitions. But the method isn't taught in most Houston schools.

The simplest way to start documenting Excel formulas like a coder is by using the N () function. Although its primary job is to convert non-numeric values into numbers, it has a hidden quirk: because ...