Which Algebra for Dummies book is best? In short, algebra is dealing with problems involving variables and unknowns. It can range from something as simple as finding a single exponent — labeled “x” — ...

Logical Math Riddles for Class 9: There’s no better workout for the brain than an intricate question. Have you ever noticed yourself spending hours scratching your head on a riddle, brain teaser or a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A miracle is happening right before our very ...