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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.)

Formula 1 RC cars, vintage RC cars, concept RC cars, mini/micro RC cars are today s kids playing toys. If your kids don t have them, maybe it t the time you should think of getting one for them. They are toy grade RC cars which are easy to control while cause no danger to the players. If you prefer playing or racing indoors or have limited space to play, there are small but fast car models. Popular models are the 1/18 Mini and the 1/52 micro models with stunning details like running with head light, the rotor sound like a real engine, or the Mini Cooper model with detailed interior, as well as high realistic outlooks.

What is Wolfram Alpha? It is a supercomputing brain. It provides calculates and provides comprehensive answers to most any science or math question. Unlike other search sources, you and your students can ask questions in plain language or various forms of abbreviated notation. Contrary to popular belief, Wolfram Alpha is not a search engine. Unlike popular search engines, which simply retrieve documents based on keyword searches, Wolfram computes answers based on known models of human knowledge. It provides answers which are complete with data and algorithms, representing real-world knowledge.

These under-$200 models prove that you don't have to spend a mint for a capable, easy-to-use point-and-shooter.

Digital cameras can take beautiful monochrome shots -- even today's mid-range point-and-shoot models. But you'll need to do more than just flip the switch to Black & White mode. Here's our guide to taking better black and whites. This article is a wiki. Got extra advice? Log in and add it.

"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."

ZenCub3d (pronounced 'zen-cubed') is an easy-to-use and free 3D animation package, that lets you paint stories as vivid as your imagination. ZenCub3d is a free 3D animation package that allows users to tell stories with no 3D modeling skills. - There are an assorted variety of resources shared among community at your disposal -

ABCya! is a leader in free & exciting computer activities for elementary students to learn on the web. All educational computer games and activities were created or approved by certified teachers! Activities are modeled from primary grade lessons and enhanced to provide an interactive way to learn. The activities incorporate content areas such as math and reading while introducing basic computer skills. Many of the kindergarten and first grade games are equipped with sound to enhance understanding. You can also find great elementary holiday activities here! Holiday activities available in grade level sections!

Google Wave is a new model for communication and collaboration on the web, coming later this year.

The Real Time Web may include instant updates about information, automated notification of changed information, and the emergence of hot topics.

"Those of us that provide staff development around instructional technology have identified a need to share more than just tools with teachers. To evaluate them based on Bloom's Taxonomy is simply a way to connect the tools to those that would be identified with the Affective, Psychomotor, or Cognitive domains--specifically the Cognitive. The visual that you see here is the seed of discussion. There are other models in the section to the left called "Ideas for the Visual." I would hope that the critical analysis of what we've started here includes attention to the fact that we are building something from the ground up, starting conversations and collaborating around doing what's best for kids and teachers."

Checklist Categories: Evaluation Management Evaluation Models Evaluation Values & Criteria Metaevaluation Evaluation Capacity Building/Institutionalization Checklist Creation

TechYES - Student Literacy Certification is the only project-based approach to student technology literacy and assessment. Designed for 6-9, TechYES offers a flexible model for class or after-school use. Peer mentors assist technology teachers to bring technology literacy to all students.