How can i add some tools like pencle, stiky notes etc.

If you mean you want to draw lines or different shapes over your images, the following links show how you can do this using the Graphics object's draw methods:
http://www.dreamincode.net/forums/topic/37847-solvedhow-to-make-pencil-tool-of-the-paint-program/
http://stackoverflow.com/questions/4696202/how-can-i-use-the-pen-tool-to-draw-a-simple-black-line-on-a-pictureboxs-image-o
But if you are looking for more advanced features such as Annotations objects, see the following link:
https://www.leadtools.com/sdk/annotation/objects