The DEMO version only includes 4 pages:
http://sleepschool.org
http://sleepschool.org/about-global-sleep-experts.html
http://sleepschool.org/effective-sleep-science.html
http://sleepschool.org/insomnia-help-clinics.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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