Have you ever heard of a double negative in grammar? My mother used to get on to me if I spoke a double negative in a sentence. (I think one of my mother's secret passions has to do with a love for the English Language and I inherited a love for words from her. My grandmother loved words too!)

Here's a site that discusses it called LEO: Literacy Education Online

Here's an example of wrong usage. See if you can fix it:

The pilot could not find nowhere to land.