I found some cool sites/apps for making games and building models:
http://ccl.northwestern.edu/netlogo/
From these sites:
http://techkimgames.blogspot.com/p/game-tools.html
http://www.nanny.net/blog/10-ways-to-teach-young-kids-to-wri...
Not sure how much I can demo of these, but at the very least, can talk about them and send them home w/ a URL of a site that I'll throw up to post and summarize these URLs.