Marrielle Myers was recently elected president of the Association of Mathematics Teacher Educators (AMTE), the largest professional organization devoted to improving mathematics teacher education.

Yitzi Snow makes his New York Times Crossword debut. The New York Times has launched the Midi, a daily medium-size crossword.

Sudoku and other puzzles can incorporate play and critical thinking skills, while easing students into solving standard math ...

Arizona House Bill 2423 would copy other states using an opt-out vs opt-in system to get more underrepresented students into ...

Longtime solvers become fluent in the syntax of crossword clues. There are the qualifiers after commas that indicate modern usage (“in slang,” say) or abbreviation (“for short,” for one). And when a ...

If the shape remains constant, find the total time T until the cone reaches 9 feet high.

Four Cambridge math students in the 1930s wanted to know if you could fill a square with smaller squares, each a different size. They solved it by pretending the squares were electrical resistors.

A famous logic puzzle involving partial information and deductive reasoning challenges people to determine Cheryl’s birthday using only what two friends know and say. Tobacco baron's son had 'seizure' ...

The suffix -IUM ends the names of most metallic elements. But it's also the ending of other words that aren't elements. Answer these clues for them.

Brain teasers are fun little puzzles that make you think in different ways. They might look simple at first, but they often have a twist that surprises you. Solving them gives your brain a good ...

Brainteasers are more than casual puzzles as they are structured in such a way that they serve as mental exercises. These puzzles can help stimulate reasoning, focus, and analytical thinking. There ...