Change Maker. (3-6) INTERACTIVE  This site is for younger students who are learning to recognize and count currency.  For example:   Figure out how many of each bill or coin that you expect to get back when you pay for something. For example, if something costs $3.75 and you pay with a five dollar bill, you would expect back one quarter and one dollar bill. Farm Stand Money from Prongo. (K-4) The Million $ Mission.  (3-8) INTERACTIVE  This web site allows students to learn about interest and how sometimes one penny or a dollar can accumulate more interest than one big sum.  Also shows ten million, ten billion and one trillion in pennies. Money Flash Cards (3-8)  This site shows pictures of money.  They player types in the amot of money that is shown.  Also good for learning ab out decimals.  Money Instructor. (3-8) INTERACTIVE This web site teaches students about money, using reading, math, vocabulary and other concepts.  Information includes lesson plans, downloadable handouts, interactive games and coloring sheets. Practical Money Skills for Life (K-12)  This site is a free Web site designed to help educators, parents and students practice better money management for life. Americans think that financial basics are as important as the three R's traditionally taught in school. In fact, according to a Visa survey, 77 percent of parents believe personal money management is a subject "very important" to their children's lives as adults -- second only to writing at 89 percent. And since many consumers today graduated without even basic knowledge of money management, like how to create and stick to a budget, many learn money skills through the school of trial and error. RekenTest (3-12)  RekenTest is freeware educational software to practice arithmetic skills. The software supports basic arithmetic operations like addition and subtraction, the multiplication tables and so on, as well as more advanced arithmetic operations like decimals, money problems, percentages and fractions. It can be used for classes or as a homework helper and has lots of options to create the lessons you want. The software offers tasks and working with groups to organize your class. Available in the languages English, Spanish, Portuguese and Dutch.   Sense and Dollars (6-12) INTERACTIVE.  This site applies mathematics to other subject areas, and teaches middle and high school students the basics of personal finance and economics. What Is a Dollar Worth? (6-12) INTERACTIVE  This site is maintained by the Federal Reserve Bank of Minneapolis.  It enables middle school and high school students to calculate the buying power of a dollar during the years 1913-1999.  It also explains how the Consumer Price Index is used to make the calculations.