Chronology | Current Month | Current Thread | Current Date |
[Year List] [Month List (current year)] | [Date Index] [Thread Index] | [Thread Prev] [Thread Next] | [Date Prev] [Date Next] |
BTW, I visited the Exploratorium last Sunday and played w/ the hydraulic stream line "exhibit". Soap is injected at the source and variously shaped wooden blocks are supplied. I noticed one must push one of the blocks against the bottom (à la our discussion on buoyancy) otherwise it tends to float away! I'll post a clip of this and others, soon I pray, to my site.