I worked with such concentration and focus and I had hundreds of obscure engineering or programming things in my head. I was just real exceptional in that way.
Even if you do something that others might consider wrong, you should at least be willing to talk about it and tell your parents what you're doing because you believe it's right.
Don't worry that you can't seem to come up with sure billion dollar winners at first. Just do projects for yourself for fun. You'll get better and better.
Another hero was Tom Swift, in the books. What he stood for, the freedom, the scientific knowledge and being and engineer gave him the ability to invent solutions to problems. He's always been a hero...