See if you can recall math lessons from school to get to the bottom of this sum that has left people confused.

South Dakota's proposed math standards are sparking debate, with critics saying they're too simple and lack guidance.

Students at the Penn-Kidder Campus in Jim Thorpe Area School District traded pencils for buzzers last week as kindergartners ...

More than two billion people across the world lack adequate access to one of the essential elements of life: clean water. Although governments and aid groups have helped many living in water-stressed ...