The DEMO version only includes 4 pages:
http://poligreen.mx
http://poligreen.mx/publicaciones/poligreen.html
http://poligreen.mx/bendicion-a-nuestras-instalaciones.html
http://poligreen.mx/visita-escolar.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit http://www4.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page