We had less than 48 hours in Memphis, TN.  But we made the most of what we had. First priority:  After a couple of weeks without a real, honest-to-goodness shower we decided it was time.   We busted out the solar...

The national parks give us all sorts of great science activities on the road. However, those activities don't usually involve the branch of science closest to my heart: Chemistry. (Yes, I know it's supposed to be physics, such is life)....

Me to Scott, "What do you think about the tires?  I haven't checked the pressure lately."  Scott, "Should be fine.  Don't worry about it."  Me to Mom, "What do you think about the tires?  Scott checks the pressure and I...