Adults in the U.S. fall behind many of their developed-world counterparts in such basic areas as math, reading and problem-solving using technology, according to a newly released report authored by ...

The Duolingo math app will cover basic third and fourth grade level mathematics, including multiplication, division, fractions, angles, and area measurements. A Duolingo language lesson looks more ...

Have you ever tried to help a child with their third-grade math homework, only to find yourself stumped? You're not alone. Many adults are surprised to discover that some of the math concepts taught ...

Adults in the U.S. fall behind many of their developed-world counterparts in such basic areas as math, reading and problem-solving using technology, according to a newly released report authored by ...