i need good websites like this one
http://instruct1.cit.cornell.edu/courses/ee476/FinalProjects/#s2008
can u suggest me similar kind of that?

 

Hello,

There are many sites on the internet.
It totaly depends on your needs.
Here are two site that i like very much.
http://www.electronics-lab.com/projects/index.html
http://www.educypedia.be/electronics/electronicaopening.htm

Greetings,
Bertus