The DEMO version only includes 4 pages:
http://convergerobotics.com
http://convergerobotics.com/blog.html
http://convergerobotics.com/blog/converge-reaches-avatar-xprize-finals.html
http://convergerobotics.com/blog/ces-2020-converge-robotics-group.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.
Go back to the index page