<p>I don’t know about science fairs, but I don’t think you’re allowed to send a paper to more than one journal, unless it’s rejected from a journal, and then you can try another. But I’m not sure.</p>
<p>I don’t know about science fairs, but I don’t think you’re allowed to send a paper to more than one journal, unless it’s rejected from a journal, and then you can try another. But I’m not sure.</p>