The good news is, simplifying expressions will implicitly help with sorting, a lifelong skill for all of us. But rote algebraic expressions in need of simplifying? Few will do it on a daily basis.

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

Approximate solutions to more complex equations can be found using a process called iteration. Iteration means repeatedly carrying out a process. To solve an equation using iteration, start with an ...