
Easy! As you long as you have not yet commented on a particular science project/forum entry/page etc..., you will see the "add new comment" link found near the bottom of the screen, in the InfoBox. To add a comment, just click on that link. Once you're done, hit "submit"! That's all there is to it!
Tip: click on the (quoted) link instead and your comment will contain a "summary" of the contents of the page that you are commenting on.
Once you have created a comment, it will appear in a yellow box, just like this:

You can edit your own comments by using the "edit" link or reply to another person's comments' by selecting the "reply" link.
Table of Contents
- What is ScienceHound? [4]
- Become a ScienceHound Mentor [7]
- Who's eligible to enter the ScienceHound Science Fair? [8]
- When will the ScienceHound Science Fair be held? [9]
- What's the purpose of the ScienceHound Science Fair? [10]
- What sort of science project can I submit? [11]
- How do I enter my Project? [12]
- What else can I do besides entering the ScienceHound Science Fair? [15]
- Copyright notice and disclaimer [44]
- Science Fair Rules [45]