Students put all of their addition and subtraction skills together to solve equations. In this lesson, students put all of their addition and subtraction skills together to solve equations. Julia ...

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As the coronavirus pandemic has closed schools around the country and forced many parents into the role of teachers, one lifeline may be particularly helpful: a free online math tutor. On a cloudy ...

Two students in Danielle Adler’s kindergarten class at Marcus Hook Elementary School in Marcus Hook, Pa., prepare for an addition problem. Credit: Holly Korbey for The Hechinger Report The Hechinger ...

Since its launch in 2011, Duolingo has become one of the most popular language teaching tools in the entire world, with over 500 million users learning to read and speak over 100 different languages.