This is a really cool project for older kids. I’d love to try it with Cedar, but he’s still little enough that he measures everything in “Spongbob episode” time. Time makes him fuzzy.

[Sundial Bridge at Turtle Bay via Nasa]
Make your own sundial: 
Nasa offers one of the better make your own paper sundial pages I’ve seen.  Not only do they offer full instructions for both an easier paper sundial and a more sturdy version, but they include complete explanations behind how and why a sundial works. Information on accuracy, history, latitude, and further resources are all covered.
This is just one more …read more

The Lifestyles Channel is having a Valentine theme day tomorrow, but I’m giving you my Valentine early because I’m just nice like that.
(Earth at Night photo from NASA.)
My Valentine is

To the Earth
When I was little
and had no Valentine,
you were still mine.
 
Even later when
I became an annoying
teenager,
you hung around.
 
And now, as I grow older,
I have the dream
you’ll always be well and green.
 
Happy Valentine’s Day Earth.