Brain teasers are an excellent way to keep your mind sharp and engage your problem-solving skills. Ranging from simple to complex, these puzzles offer a fun yet challenging way to give your brain a ...

Mathematical patterns reveal profound truths about the universe and, surprisingly, about our inner lives as well. These five visual math concepts offer unique frameworks for understanding our behavior ...

The College Board released its 2015 SAT college-entrance test results this week, and the overall results were somewhat disappointing (“ugly” according to AEI’s Rick Hess’s article below), see ...

I reported recently on CD that high school boys outperformed girls on the 2015 SAT math test with an average score of 527 points (55 th percentile) compared to the average score of 496 for high school ...