You could also generate money from these sites. It may not be that big but as a housewife you could have these sites as part of your hobbies.
MYLOT
Read Articles about Mylot:
Mylot-Enjoy Discussing,Enjoy Earning
BUYBLOGREVIEWS
Read Articles about Buyblogreviews:
BuyBlogReviews: Payment Proof
ADGITIZE
Read Articles about Adgitize:
Adgitize: Payment Proof
HIT$4PAY
Earn in reading emails.
SPONSOREDTWEETS
Earning on Twitter.
SOCIALSPARK
Earning in Blogging.
Read Articles about SocialSpark:
SocialSpark: Earning on Blogging
SPONSORED REVIEWS
Read Articles about Sponsored Review:
SponsoredReview: Payment Proof