KnowYourBodyBalboa & Bedford
Clean One Pager hosting an interactive online quiz that educates you on human fertility as you go. Great to know it’s built with WordPress, impressive.
This website has unfortunately been redesigned or gone offline, so I have removed the direct link to it. The screenshot below hopefully preserved enough of the design but if you are really keen to inspect further, try this Archive.org link. FYI: the site was first featured on 29 February 2016.