There are loads of free crochet patterns online, so start searching and see what you can come up with, then make a blog post and put your entry into the contest here. As a bonus, if you use Swagbucks to search, you can start earning towards your own gift cards!
My crochet blog has a pretty solid readership base and I expect this contest to draw a good number of views, so entering this contest giveaway is a good way to get a bit more exposure to your own blog.
The contest ends at the witching hour - midnight on October 31st - so start searching and get your entries posted today! The sooner you enter, the more people likely will see your blog.
See what you can buy at amazon.com if you win!