Help making logic grid problems?

[TexasRachel]

Anyone know if/where there's a website/program that enables you to make logic problems. My dd is ripping through mind benders, so I'm hoping to make some to supplement. Thanks.

[Unicorn]

http://www.puzzlersparadise.com/page1042.html

they have online logic puzzles and I just noticed they have blank grids too.

HTH :)