(This story was updated because an earlier version included an inaccuracy.) Corrections & Clarifications: The graph and related information about math performance have been updated to use the correct ...

It's almost time to change your clocks. The beloved daylight saving time phrase "spring forward, fall back" is a helpful mnemonic used twice a year for states like Florida and Georgia. But Arizonans ...

The theme of this year’s National Council of Teachers of Mathematics annual meeting—attended by about 12,000 educators—is “equity,” essentially trying to ensure that all students have an opportunity ...