In some cases, schools should help children find new, more grown-up ways of doing the same things that are constant sources of joy: making art, making friends, making decisions.
This should help you with your current assignment — but a lot of the principles I'll be putting across will be general principles which will, of course, help you with all your future presentations.
The fuel in unit 4's cooling pond is thought to have been removed from the reactor sometime in November. Over the past four months, it will have cooled down substantially, making exposure less likely.
Dissension, diversity, the grain of salt and mustard are needed: Fascism does not want them, forbids them, and that is why you are not a Fascist, it wants everybody to be the same, and you are not.
However looking at the total number of possible flights to ones that are viable and preferable should start to eliminate the need to apply Brute Force searching to every single query.