ELECTRONIC CIRCUITS

Advanced and new circuits are available in the below websites
http://www.electronic-circuits-diagrams.com/
This site contains lots of FREE electronic circuits (schematics) & do-it-yourself (DIY) circuit diagrams for hobbyists, students, professionals etc. covering a wide range of categories in electronics like audio, music,home/garden related,computer hardware,radio,robotics etc to name a few. There are also links to sites that offer hobby electronic kits and other electronics hobby related stuff.
http://troniczone.com/
This site carry a circuits of variety of toys, games and outdoor products that may used for anybody.
http://aaroncake.net/circuits/
This website contains a good ciruits which are intersting and are useful to try easily and they can be exhibited for projects tooo.....
http://www.discovercircuits.com/list.htm
DiscoverCircuits.com, has 27,000+ electronic circuits. The electronic schematics are carefully cross-referenced into 500+ categories. As a vital resource for engineers, hobbyists, inventors & consultants, the site's collection of information will help you find quick design ideas to electronic design problems
http://www.hobbyprojects.com/
Hobbyprojects.com is a collection of links to 1000's of Electronic Circuits, schematics, online tutorials to find quick solution for electronic design problems.