Wow...there are some really cool giveaways going on!
First, Natasha at Maw Books is giving away five copies of Stephanie Meyer's The Host plus a set of all of Stephanie Meyer's books to one grand-prize winner. Natasha has put together a number of ways to enter, and the deadline is June 30th, so go on over to her site to get more information.
Next, Jen Robinson's Book Page and Big A little a have a contest going on where you have to crack a code related to Alec Flint: Super Sleuth. Check out their posts for more information on how you could win an autographed copy of the first book in the series.
Finally, I.N.K. (Interesting Nonfiction for Kids) is giving away 15 books signed by the I.N.K. authors to one lucky winner. This is an amazing set of authors, so be sure to visit the blog for rules on how to enter!