Don't let spherical trigonometry scare you.?ÿ It's just like regular trigonometry, except the formulas have more terms which are easy to understand an...

@holy-cow : and don't drink the water.

For some reason I knew that as a little kid, like when I was eight years old.

Hard to beat good ol' blue lumber crayon (kiel).

@bpetkovic:?ÿ 20 seconds of arc in 100 meters?!?!??ÿ I can point better than that just looking over the top of the scope.?ÿ You may want to look into ...

2000PLUS printer R 50

My first rubber "stomp" (because that's what you had to do to it to make an even impression) I bought in 1972.?ÿ I got tired of cleaning the gooped up...

@bill93:?ÿ And don't forget "pales" of water.

@richard-imrie:?ÿ You can bet that every questionable item will be labeled "Verify In Field" so someone else can be blamed for his/her incompetence.

@andy-bruner:?ÿ And I'll bet you make them faster and to twelve decimal places now too.

My former boss at the big city where I worked came up with the idea of using a condom over the bottom of the rod.?ÿ I told him that if he could get ci...

That's not a flower. It's a mushroom.

I get paid big bucks to solve math problems that everyone else hated in high school or college. ?ÿ