From classrooms to kitchen tables, debates about math education are never far away. Should teachers drill multiplication ...

Creating opportunities to talk about math builds understanding and strengthens language development for all ...

Add zero and one to get one, one and one to get two, one and two to get three, two and three to get five. Most of us know ...

The study reported here investigated the arithmetical and algebraic problem-solving strategies and skills of preservice primary school and secondary school teachers in Randers, Belgium, both at the ...

It also failed on a simple algebra arithmetic problem that elementary schoolers could probably nail, 5.9 = x + 5.11.

After finding the homeschooling life confining, the teen petitioned her way into a graduate class at Berkeley, where she ended up disproving a 40-year-old conjecture.

The company has modernized a critical program, ended decades of waste and laid the groundwork for consistent, quality care.

The Israel Defense Forces (IDF) completed several local operations in northern Gaza aimed at defeating terrorist threats in Shejaiya, Zeitoun, and other areas. The IDF’s 99th and 162nd Divisions ...

A Venn diagram is an illustration that uses overlapping circles to show commonalities and differences between things or groups of things.

Downstream operations are oil and gas functions that occur after the production phase to the point of sale. Read how downstream companies make money.

Explore news and insights on climate change, environment policies, global warming and sustainable practices with The New York Times Climate and Environment section.