Make Sub page my Home Page

Hello , I am super new to wordpress but am doing good editing the site i am working on pretty well so far.

At this stage its ready to replace the current home page.

https://www.thednaproject.net

It is currently live at
https://www.thednaproject.net/wordpress/

SO i was trying to figure out how I can make the wordpress site my main site and essentially junkt he old one.
I am using Bluehost and have not figured it out yet in the cpanel.