I have a few questions about ISEF?

So I just won a trip to the Intel International Science and Engineering Fair (aka ISEF) and im super excited!! but i do have a few questions to those who have been there before: 1. How's the overall experience? 2. I heard the judges ask really tough questions. My project is not amazing and so I'm afraid... show more So I just won a trip to the Intel International Science and Engineering Fair (aka ISEF) and im super excited!! but i do have a few questions to those who have been there before:

1. How's the overall experience?
2. I heard the judges ask really tough questions. My project is not amazing and so I'm afraid of that. Is that true? Are the questions hard?
3. Are the projects/judges intimidating?
4. Any tips? Comments? Something you wanna share?
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