There are many such themes woven throughout the series, yet they are not heavy-handed.
'Elfhunter' can be enjoyed on probably the most superficial level alone, if desired. Caffeine is okay, but keep track of the amounts your kid intakes. I still don't like reading the science curriculum books. http://ct-scrapangie.xooit.fr/redirect1/http://www.Igmph.com/bbs/board.php?bo_table=free&wr_id=246076