In no particular order, we've listed our 10 favourite web tools for teachers. Eleven, actually! We hope they are of value to you and your students. Best wishes for a fantastic year.

Moodle

the best open source Learning Management System on the planet, full stop.
requires a system administrator to setup the LMS for use by educators and students
best used in a teaching and learning context
easy to use communication and collaboration tools all contained in one program including blog, chat, messaging, forum, podcast, rss, wiki and more

Joomla!

the best open source Content Management System
requires some technical expertise for CMS setup
the ultimate solution for website design
forget about the need to use dreamweaver or hard code html, just tweak the css and php
massive user base, excellent forum support and heaps of extensions such as community builder and virtuemart

iGoogle

your personalised Google page
get yourself organised and bring your favourites bits of the web to one space
add news, photos, weather, and stuff from across the web to your page
easy integration with other Google services such as Gmail, Google Calendar, Google Docs and Google Reader
ajax technology and customisable widgets abound here!

a free online network of more than 30 million experienced professionals from around the world, representing 150 industries
your user profile helps you find and be found by former colleagues, clients, and partners
your network consists of your connections, your connections’ connections, and the people they know, linking you to thousands of qualified professionals
find potential clients, service providers, subject experts, and partners who come recommended
be found for business opportunities, search for great jobs, get introduced to other professionals through the people you know and more

Twitter

this is NOT just another social networking site! it's also a microblogging service
answer one simple question in 140 characters or less: what are you doing now?
follow others and be followed
public or private
send and receive updates via mobile

Wikipedia

a multilingual, web-based, free-content encyclopedia project
wikipedia's articles provide links to guide the user to related pages with additional information
written collaboratively by volunteers from all around the world; anyone can edit it. Since its creation in 2001, Wikipedia has grown rapidly into one of the largest reference websites, attracting at least 684 million visitors yearly by 2008
more than 75,000 active contributors working on more than 10,000,000 articles in more than 260 languages
currently 2,660,750 articles in English
every day, hundreds of thousands of visitors from around the world collectively make tens of thousands of edits and create thousands of new articles to augment the knowledge held by the Wikipedia encyclopedia

Skype

the utlimate web communication tool
good for conferencing with colleagues, students, friends or family!
free voice, video calls pc to pc & cheap to call landlines & mobiles local or overseas
instant messaging, chat and sms
skype in, skype out

Flickr

a free image sharing service owned by Yahoo!
easy to organise and be creative with your photos online
choose to make public or share with groups, friends and family

Youtube

a free video sharing service owned by Google
view and upload videos
browse, search videos by keyword tags
great for visual demonstrations and case studies

Del.icio.us

social bookmarking site
take your bookmarks wherever you go
share your favourited web site urls with others
browse or search recommended community tags to learn about useful sites

Technorati

currently tracking 112.8 million blogs and over 250 million pieces of tagged social media
the recognised authority on what's happening on the World Live Web, right now
blogs and other forms of independent, user-generated content are organised