Try looking at the constructionist articles, specially Papert's works, as there are a lot of them online[1].

Basically, the idea is that you can introduce deep mathematical concepts very early by adopting a more intuitive media. Also, take a look at McLuhan[2] to understand how the media shapes the message if you really want to go deep into it.

[1] http://www.papert.org/works.html [2] http://en.wikipedia.org/wiki/Marshall_McLuhan