An interesting list of free eBooks about logic, worth a visit!

Nice set of introductory PowerPoints free to download (make sure your virus checker is working!).
I downloaded the first one and it is very comprehensive and yet easy to understanding.
It use colour and animation well.
The first PowerPoint also includes information on Sound as well.

WFP: World Food Programme has created a quiz that is funded by LG Electronics: “For every person who takes this short hunger quiz, a child will receive a warm meal thanks to an anonymous donor to WFP. Test your hunger IQ, then challenge your friends!”

If ever there was a online game to play this seems like a good one! It takes less than a minute!

Google’s browser Chrome has a bunch of great apps which include a plethora of free online games and other such things. One of their most popular games is a fun science based game called Little Alchemy. The premise is to combine elements to create a new element. There are over 200 different elements to discover and you start with just four!

Want to learn about the civil rights movement? Over the next few weeks 60-Second Civics, the daily podcast of the Center for Civic Education, will be exploring the history of the civil rights movement and the struggle for equal rights. Visitors to the podcast’s website can also take the Daily Civics Quiz to test their knowledge. 60-Second Civics has been on the air since 2009 and is now nearing its 900th episode. Used by teachers nationwide, the podcast and quiz make an ideal warmup activity for social studies, U.S. government, and American history classrooms.

http://itunes.apple.com/si/podcast/60-second-civics-podcast/id320780421

The Node Beginner Book

The aim of this document is to get you started with developing applications for Node.js, teaching you everything you need to know about “advanced” JavaScript along the way. It goes way beyond your typical “Hello World” tutorial.This document is currently work in progress and about 90% finished.

Eloquent JavaScript
A Modern Introduction to Programming
by Marijn Haverbeke

Eloquent JavaScript is a book providing an introduction to the JavaScript programming language and programming in general.A concise and balanced mix of principles and pragmatics. I loved the tutorial-style game-like program development. This book rekindled my earliest joys of programming. Plus, JavaScript!—Brendan Eich, the man who gave us JavaScriptThe book exists in two forms. It was originally written and published in digital form, which includes interactive examples and a mechanism for playing with all the example code. This version is released under an open license.I have published a revised version of the book on paper. The structure of this version remained largely the same, but the whole text has been thorougly edited and updated.