P.S. If you can't wait for the giveaway to end and want to purchase a curriculum now, then make sure you use her promo code. The following is from Blossom's blog:
"Heritage History is letting me offer my readers a discount: Purchase a curriculum, receive the Spanish Empire library free. Make sure to put both in your cart and then use the special discount code BLOSSOM3 at checkout. This is valid until October 31, 2012."