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"basic calculator information, basic operational skills, basic graphing skills, statistics and probability, and dealing with errors. The mathematical level requires basic algebra skills."

Graph for sqrt(​1-​(abs(​x)-​1)^​2), arccos(​1-​abs(​x))-​π

Math apps can rang from flash cards to calculators to graphing. One day an iPAD can be a textbook, a calculator, and a review sheets. Lately, there has been several reference apps released that contain formulas and other reference materials.

"WeatherSpark is a new type of weather website, with interactive weather graphs that allow you to pan and zoom through the entire history of any weather station on earth. Get multiple forecasts for the current location, overlaid on records and averages to put it all in context. "

free online graph paper

Say you're an investor and you want to see how two companies are faring against each other on the market. You could type in "IBM versus Apple" and Wolfram|Alpha will generate graphs and tables to compare the stocks over time. It also give you the Web-based sources used to generate the data, so you know where the numbers are coming from. The site also solves equations and shows the steps it took to do so, which will be of interest to high school students and math majors. Not into number crunching? If you live near the coast, you could type in "tides in ____" and find charts of tidal and lunar information. You could also graph that against other cities, which would be cool if you're a surfer. The site is also interesting for academic queries. Type in "Internet users in Africa" and you'll get the total number of Web users there - 51 million - as well as lists of the number of users by country plus graphs of this information. If you're in the fisheries business, or if you're an environmentalist, you could type in "fish produced in Italy versus France" to get an idea of how that sector is faring. The answer includes specifics, like how much of the fish crop was farmed versus what was captured. Such data could be used to argue policy points or to debate whether or not certain industries are sustainable.

Over 1 billion charts, maps, plots and diagrams are found in print publications each year - but only 40 million online. This huge discrepancy is a reflection of the complexity to create & publish charts online. Chartle.net tears down the complexity of online visualizations - offers simplicity, ubiquity and interactivity instead.

Graphs and charts are great because they communicate information visually. For this reason, Graphs are often used in newspapers, magazines and businesses around the world. NCES constantly uses Graphs and charts in our publications and on the web. Sometimes, complicated information is difficult to understand and needs an illustration. Graphs or charts can help impress people by getting your point across quickly and visually.

Create your own!

Create enjoyable and captivating Flash Charts from your web browser for Free. Rich Chart Live transforms your data into enjoyable and captivating communication. All you need is a web browser, no software to download, nothing to install. Import your data from a spreadsheet, export your chart as Flash or PowerPoint.

Create powerful visualizations of charts and graphs from a variety of sources, and easily share your widgenie with the world.

Webpages as Graphs

Health Tracker is a simple yet powerful program which helps you keep track of and graph any health related measurement. For example, if you are diabetic you could track your blood glucose levels. It is available for both the Macintosh and Windows.