"...look at the language of numbers through common situations, such as playing games or cooking. Put your decision-making skills to the test by deciding whether buying or leasing a new car is right for you, and predict how much money you can save for your retirement by using an interest calculator."
MathWorld is a comprehensive and interactive mathematics encyclopedia ``intended for students, educators, math enthusiasts, and researchers. The ``site is continuously updated to include new material and incorporate new discoveries.
QuickMath is an automated service for answering common math problems over``the internet. Think of it as an online calculator that solves equations``and does all sorts of algebra and calculus problems - instantly and``automatically.