When: Sunday, August 7th at 8:00 p.m. eastern time Where: On Twitter, we recommend you use TweetGrid to keep up with the party. To learn about using TweetGrid for Twitter parties watch the video at the end of this post. Hashtag: #ecoback2school What is a Hashtag? How to Join: RSVP in the comments with your Twitter name. (You don’t have to RSVP to join in the fun but you can only win a prize if you RSVP) Like our sponsor Ultimate Green Store on Facebook. Follow @Retrohousewife5 and @UltGreenStore Use the #ecoback2school Hashtag in your tweets. Be on Twitter at on August 7th at 8 p.m. eastern time! Sponsor: Prizes: Terracycle Drink Pouch Pencil Case Prang Soybean Blend Biodegradable Crayons Green Apple Eco-friendly Highlighter Pencils And a $25 gift certificate for The Ultimate Green Store! Remember to RSVP below to have a chance to win the prizes above! You also must be present at the party to win. While everyone is welcome to the party the prizes can only be shipped to addresses in the US. How to Use Tweetgrid for a Twitter Party