Monday, December 11, 2017

Comparing Solids

This is an interesting article I found on Facebook.  I think it's helpful.

2 comments:

  1. Dear Esty,
    Forgive me for reaching you via your blog...
    I want to wish you and Rav, and all your family a :
    A HAPPY AND PEACEFUL CHANUKHA.

    I just read also the latest on Rav's blog from you, giving an update on his health.
    thanks... and yes... in our prayers he is still.

    amen.

    stella

    ReplyDelete