Dread about math grid-in problems can usually be traced to misunderstandings about the question type.

Grids are a wonderful way to showcase a handful of pictures on your blog or a social media site, though creating a custom grid in Photoshop takes time and skill. What many folks don’t realize is ...

The sand drawings of Vanuatu follow principles from a branch of mathematics known as graph theory ...

A long-standing puzzle seems to constrain how addition and multiplication relate to each other. A graduate student has gone further than anyone else in establishing the connection. In 1983 the ...

A grid with 7 clues cannot have a unique answer because the two missing digits can always be interchanged in any solution. A similar argument explains why grids with fewer clues must also have ...

ACS hopes to bring grid computing to mainstream business use with Math Grid Toolkit, software that provides a hosting mechanism and Web-based interface for running Mathematica modules on a ...

Math Could Have Saved the Texas Power Grid Here's why the power went out in the Lone Star State last winter—and how we can prevent future failures.

What if instead of defining a mesh as a series of vertices and edges in a 3D space, you could describe it as a single function? The easiest function would return the signed distance to the closest … ...

Grid-in questions, or student-produced responses, account for about 22% of the 58-question SAT math section. As opposed to multiple-choice questions, where the correct answer is always one of the ...

Grid-in questions, or student-produced responses, account for about 22% of the 58-question SAT math section. As opposed to multiple-choice questions… ...