Friday 19 September 2014

Assignment ( Lekshmi Mohan.N)

ONLINE LEARNING

e-Learning is the use of technology to enable people to learn anytime and anywhere. e-Learning can include training, the delivery of just-in-time information and guidance from experts. E-learning (or eLearning) is the use of electronic media, educational technology and information and communication technologies (ICT) in education. E-learning includes numerous types of media that deliver text, audio, images, animation, and streaming video, and includes technology applications and processes such as audio or video tape, satellite TV, CD-ROM, and computer-based learning, as well as local intranet/extranet and web-based learning. Information and communication systems, whether free-standing or based on either local networks or the Internet in networked learning, underly many e-learning processes.

TYPES OF ONLINE LEARNING

Synchronous and asynchronous

E-learning may either be synchronous or asynchronous. Synchronous learning occurs in real-time, with all participants interacting at the same time, while asynchronous learning is self-paced and allows participants to engage in the exchange of ideas or information without the dependency of other participants′ involvement at the same time.

Synchronous learning refers to the exchange of ideas and information with one or more participants during the same period of time. Examples are face-to-face discussion, online real-time live teacher instruction and feedback, Skype conversations, and chat rooms or virtual classrooms where everyone is online and working collaboratively at the same time.

Asynchronous learning may use technologies such as email, blogs, wikis, and discussion boards, as well as web-supported textbooks, hypertext documents, audio video courses, and social networking using web 2.0. At the professional educational level, training may include virtual operating rooms. Asynchronous learning is particularly beneficial for students who have health problems or have child care responsibilities and regularly leaving the home to attend lectures is difficult.

PURPOSES OF ONLINE LEARNING

A Flexi-Time Approach
An e-Learning offers a flexible time and location approach by changing the learning environment. It enables learning to take place in a variety of different places, both physical and virtual. Learners now have a choice and as a result increasingly wish to combine the options, choosing when and where they study and learn.
A Mixed-Mode, Blended Approach
E-Learning was misinterpreted after it was first introduced. It was oversimplified and wildly optimistic. Some described e-Learning as putting all learning on computers. They felt that e-Learning could result in savings in instructor salaries, and could keep students out of the classroom. They felt students could learn anywhere, whenever they wanted, and could save time by studying only what they needed, and could learn at an optimal pace, neither to be held back nor bypassed by the rest of the class. But they forgot that learning is a social experience. Even in the classroom much learning takes place informally in exchanges between students. Most people learn better when computer-mediated lessons are combined with virtual classes, study groups, team exercises, mentors and help desks, off-line events, and online coaches. The act of learning itself has not changed. Computers can make aspects of learning more convenient, but they do not eliminate the need for human intervention.
A Student-Centred Approach
An e-Learning package not only provides a marriage of Internet, digital technology, and learning, it also facilitates student/ learner centred learning. In recent years, there has been a shift from the teacher/ instructor-centred approach to a student-centred approach.
In this approach, students gain expertise not only in the content area being studied, but also in learning process itself – i.e., how to learn through discovery, inquiry, and problem solving. Thus it was felt that a student-centred e-Learning package would be appropriate for the new generation.

How to create new email ID step by step


1.Open a  Web browser ( internet explorer or google chrome or mozilla etc)

write in address bar 
www.gmail.com and you will get a window

2.  Now click on "CREATE AN ACCOUNT".Now you will get a window , contain a number of fields such as
Ø  Name
Ø  Choose your username
Ø  Create a password
Ø  Confirm your password
Ø  Birthday
Ø  Gender
Ø  Mobile phone
Ø  Your current email address
3. Fill all the details, here the user name is the desired user ID which you want to create.
after filling all the details click on "Next step" Button
4. after next step it will ask for Phone number for verification, enter cell phone number and click on next
5. now almost you ID id completed there is a option for upload you image.
6. now click on "next step " button and you will get you inbox .
 Now you have created your new gmail ID.
BLOG
A blog (a truncation of the expression weblog) is a discussion or informational site published on the World Wide Web and consisting of discrete entries ("posts") typically displayed in reverse chronological order (the most recent post appears first). Until 2009 blogs were usually the work of a single individual, occasionally of a small group, and often covered a single subject. More recently "multi-author blogs" (MABs) have developed, with posts written by large numbers of authors and professionally edited.
Variations of the term blog :

·         Blogging: The act of writing a post for a blog
·         Blogger: A person who writes content for a blog
·         Blogosphere: The online community of blogs and bloggers



Types
There are many different types of blogs, differing not only in the type of content, but also in the way that content is delivered or written.
    
      Personal blogs
The personal blog is an ongoing diary or commentary written by an individual.
Microblogging is the practice of posting small pieces of digital content—which could be text, pictures, links, short videos, or other media—on the Internet. Microblogging offers a portable communication mode that feels organic and spontaneous to many and has captured the public imagination. Friends use it to keep in touch, business associates use it to coordinate meetings or share useful resources, and celebrities and politicians (or their publicists) microblog about concert dates, lectures, book releases, or tour schedules. A wide and growing range of add-on tools enables sophisticated updates and interaction with other applications, and the resulting profusion of functionality is helping to define new possibilities for this type of communication. Examples of these include TwitterFacebookTumblr, and by far the largest WeiBo.
Corporate and organizational blogs
A blog can be private, as in most cases, or it can be for business purposes. Blogs used internally to enhance the communication and culture in a corporation or externally formarketingbranding or public relations purposes are called corporate blogs. Similar blogs for clubs and societies are called club blogs, group blogs, or by similar names; typical use is to inform members and other interested parties of club and member activities.
By genre
Some blogs focus on a particular subject, such as political blogshealth blogstravel blogs (also known as travelogs), gardening blogs, house blogs, fashion blogsproject blogseducation blogsniche blogsclassical music blogs, quizzing blogs and legal blogs (often referred to as a blawgs) or dreamlogsHow To/Tutorial blogs are becoming increasing popular. Two common types of genre blogs are art blogs and music blogs. A blog featuring discussions especially about home and family is not uncommonly called a mom blog and one made popular is by Erica Diamond who created Womenonthefence.com which is syndicated to over two million readers monthly. While not a legitimate type of blog, one used for the sole purpose of spamming is known as a Splog.
By media type
A blog comprising videos is called a vlog, one comprising links is called a linklog, a site containing a portfolio of sketches is called a sketchblog or one comprising photos is called a photoblog. Blogs with shorter posts and mixed media types are called tumblelogs. Blogs that are written on typewriters and then scanned are called typecast or typecast blogs; see typecasting (blogging).


By device
Blogs can also be defined by which type of device is used to compose it. A blog written by a mobile device like a mobile phone or PDA could be called a moblog. One early blog was Wearable Wireless Webcam, an online shared diary of a person's personal life combining text, video, and pictures transmitted live from a wearable computer andEyeTap device to a web site. This practice of semi-automated blogging with live video together with text was referred to as sousveillance. Such journals have been used as evidence in legal matters
A Reverse Blog is composed by its users rather than a single blogger. This system has the characteristics of a blog, and the writing of several authors. These can be written by several contributing authors on a topic, or opened up for anyone to write. There is typically some limit to the number of entries to keep it from operating like a Web Forum.

Edublog
An edublog is a blog created for educational purposes. Edublogs archive and support student and teacher learning by facilitating reflection, questioning by self and others,collaboration and by providing contexts for engaging in higher-order thinking. Edublogs proliferated when blogging architecture became more simplified and teachers perceived the instructional potential of blogs as an online resource. The use of blogs has become popular in education institutions including public schools and colleges. Blogs can be useful tools for sharing information and tips among co-workers, providing information for students, or keeping in contact with parents. Common examples include blogs written by or for teachers, blogs maintained for the purpose of classroom instruction, or blogs written about educational policy.

Importance of Teacher Blogging

It is necessary for teachers to be writers and to share their strategies, lessons, and resources with one another, as they are able to provide glimpses into our daily lives, while sharing effective ideas that are realistic and classroom-tested.  In the past, teachers would submit articles to various teaching journals, wait several months for approval, then finally see their work published.  Now, blogging has become a fast, effective, and easy way for teachers to become writers and publish content. 
When blogs first began in the 1990s, they were mainly used to share interests and hobbies or to become an online journal.  But times have changed, and you can now find a blog on practically any topic. According to NM Incite, by the end of 2011, there were “over 181 million blogs around the world, up from 36 million only five years earlier in 2006.”  This dramatic increase in the number of blogs and blog readers shows how significant blogging has become for people to learn new things, share ideas, and express their thoughts. 

Top  Science Teacher Blogs



Bringing the subject of science to life for students is the challenge shared by the teachers who author amazing and insightful science education blogs. Sharing narratives set within and beyond the classroom walls, these next generation educators embrace technology but are never so dazzled by it that they lose sight of their common goal.
Ø  Teach science right
Ø  Science for kids
Ø  Action-Reaction
Ø  Science education on the edge
Ø  Teach science for all
Ø  Teaching/ chemistry
Ø  Think Thank Thunk
Ø  Science teacher
Ø  Teach Science

Ø  Quantum progress

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