Have you ever wondered, “Is the SAT hard?” Well, you’re not alone. Nearly 1.7 million high school students take the SAT each year. The SAT is a timed test with strict structure, challenging math ...

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...