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In other cases, the same digital economics have spurred entirely new business models, such as "Freemium," a free version supported by a paid premium version. This model uses free as a form of marketing to put the product in the hands of the maximum number of people, converting just a small fraction to paying customers. It's an inversion of the old free sample promotion: Rather than giving away one brownie to sell 99 others, you give away 99 virtual penguins to sell one virtual igloo. (Confused? Ask a child: This is the business model for the phenomenally successful Club Penguin.)

Educational licenses are available at no cost to educational institutions. Contact cyberciege@nps.edu. If you are a student, ask your teacher to request the game. A free evaluation version of CyberCIEGE is available.

Second version of Understanding Google+ and it should be very useful for all the newbies

The desktop version of Canvastic is a fantastic student-focused graphics/text publishing tool for K-8. It features easy to understand tools and options with a clear, clean interface. There are no "toy" features that waste the students' time. Canvastic presents the perfect interface for any user by adjusting automatically. No other educational software does that. Packed with dozens of new user-requested features, refinements, and fixes, Canvastic v3.5 is even more flexible, powerful, and easy to use. Teachers have expanded options to customize the application to meet students' needs. It has the best spell checking feature for students ever, transparent color choices and more.

happen like Oakley have learned its lessons. We found that the lasted version of �� warable electronics�� - mp3 sunglasses from Oakley is greatly improved to a degree of new looks apart from all other mp3 sunglasses in the markets.At first glance the Oakley Split THUMP is a bit less severe in style compared to its big sisters Oakley thump and Oakley Thump 2 in this line. They are styled as a high end pair of sunglassesSplit thump - 2 which could easily pass as a pair of D amp;G or Gucci��s.

When I wrote the first version of this article six years ago, I called it "Why Free Software usability tends to suck". The best open source applications and operating systems are more usable now than they were then. But this is largely from slow incremental improvements, and low-level competition between projects and distributors. Major problems with the design process itself remain largely unfixed.

ProProfs has upgraded Quiz School, a free online resource that allows educators generate custom assessments. The new version, launched this week, adds integration with popular social media services and includes new analytics and reporting features. Quiz School is designed to let educators create online quizzes and practice tests for their students. In addition to custom quizzes, the service provides a library of pre-designed quizzes, which range from K-12 education to technology certification, SAT and GRE prep, and general trivia. Students can take tests without logging onto the system and receive instant scores and personalized feedback, including tips for improving performance, according to the company. Users can also assign keywords to specific quizzes for easy retrieval.

Tables charting the chemical elements have been around since the 19th century - but this modern version has a short video about each one.

We all saw a huge influx of cases and accessories when the original iPhone launched last year, so we can hardly expect anything different with the release of the iPhone 3G. ezGear has just announced 2 new ezSkins for the forthcoming version of Apple s hot phone.

Ever wanted to take a crack at making a better version of the Yahoo search engine? Now's your chance. Yahoo announced a new initiative Thursday called Build Your Own Search Service, or BOSS. It's a set of programming tools developers can use to tailor Yahoo's search index for their own use. As part of the program's launch, Yahoo is making its web, news and images index available to developers immediately. BOSS will allow developers who sign up for a public API key to manipulate rankings and the overall appearance of the search pages, as well as create mashups of the data with other data sources.

"Firefox has been outperforming IE in every department for years, and version 3 is speedier than ever. But tweak the right settings and you could make it faster still, more than doubling your speed in some situations, all for about five minutes work and for the cost of precisely nothing at all. Here's what you need to do."

"This e-book-based on Chapter 3 of Internet & World Wide Web How to Program, 4/e-introduces the principles, applications, technologies, companies, business models and monetization strategies of Web 2.0. We'll be updating this e-book frequently. For the latest HTML version, visit http://www.deitel.com/freeWeb20ebook/. It is also available as a downloadable, fully-formatted PDF for a small fee."

Like DropBox but with 5gb of space.

With Live Mesh, you can synchronize files with all of your devices, so you always have the latest versions handy. Access your files from any device or from the web, easily share them with others, and get notified whenever someone changes a file. Working on one computer, but need a program from another? No problem. Use Live Mesh to connect to your other computer and access its desktop as if you were sitting right in front of it. Live Mesh is as easy as sync , share , and access .

Also see the newest version of this toy here: http://www.zefrank.com/dtoy_vs_byokal/index.html

Just need one or two quick citations? No need to log in or subscribe -- simply generate them in NoodleBib Express and copy and paste what you need into your document. Note: citations are not saved and cannot be exported to a word processor using this version of the tool.

The short version, A tone outside the audible range of hearing for most people over the age of 30. This means that you can get phone calls and receive text messages in class or school without teachers hearing it. For more in-depth information on how the mosquito ringtone works, please see he Mosquito RingTone FAQ. For information on how to get the ringtone on to your phone, see our Mosquito Ringtone how-to Guide.

A more limited version of PhotoStory.

Vast quantities of data are freely available on the Web, and it can be a potential treasure trove for many businesses--providing they can figure out how to use it effectively. IBM hopes that a new tool, called BigSheets, will help users analyze Web data more easily. The company has developed a test version of the software for the British Library.

Acrobat.com Tables provides a new way to work with others on data and information - such as task lists, schedules, contacts, and sales numbers - that is typically created and shared in spreadsheets or simple databases. Your data tables are online so everyone has access to the latest information - no need for multiple versions or e-mail attachments. Built on the Adobe® Flash® Platform, Acrobat.com Tables looks and behaves like a desktop application, but it operates inside a web browser. There's no installation required, so getting started is easy - and free.