The DEMO version only includes 4 pages:
http://atlassciencecenter.org
http://atlassciencecenter.org/cart.html
http://atlassciencecenter.org/https/paper-discovery-center-565602networkforgoodcom/projects/176835-building-community-campaign.html
http://atlassciencecenter.org/fieldtrips-1-1.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
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