Which is the best tutorial site to learn jQuery?

jQuery is a fast and concise JavaScript Library created by a John Resig in 2006 with a nice motto − Write less, do more.

jQuery simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development.

Here is the list of important core features supported by jQuery:

• DOM manipulation − jQuery made it easy to select a DOM elements, traverse them and modifying their content by using a cross-browser open source selector engine called as Sizzle.
• Event handling − The jQuery offers an elegant way to capture a wide variety of events, such as a user clicking on a link, without the need to clutter the HTML code itself with event handlers.
• AJAX Support − The jQuery helps you a lot to develop a responsive and feature-rich site using AJAX technology.
• Animations − The jQuery comes with plenty of built-in animation effects which you can use in your websites.
• Lightweight − The jQuery is very lightweight library - about 19KB in size ( Minified and gzipped ).
• Cross Browser Support − The jQuery has cross-browser support, and works well in IE 6.0+, FF 2.0+, Safari 3.0+, Chrome and Opera 9.0+
• Latest Technology − The jQuery supports CSS3 selectors and basic XPath syntax.

To learn jQuery, refer jQuery tutorial. It explains the below given jQuery concepts perfectly:

• jQuery Selectors
• Attributes
• Traversing
• CSS
• DOM
• Events
• jQuery AJAX
• Effects