tag:blogger.com,1999:blog-35520626.post912627153457653464..comments2023-06-18T09:24:00.903-06:00Comments on designklub: a meeting place for design, style and craft: Sparks: River Glowjaimehttp://www.blogger.com/profile/01606488435655281755noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-35520626.post-84667425867503847612007-06-28T08:30:00.000-06:002007-06-28T08:30:00.000-06:00Oh this is such a cool project! I love it, so bril...Oh this is such a cool project! I love it, so brilliant, my dad made a PH detector using sound to measure PH in house plants when I was a kid, same idea, but I never thought to use light!Michellehttps://www.blogger.com/profile/09022819745626507951noreply@blogger.com