All are absolutely fantastic! Your husband is lucky to have such a talented wife .... you are so lucky to have a brilliant hubby :-)

Thanks for sharing and giving us much food for thought .... points to ponder .... whatever .... :-)

WOW!!! Beautiful. Love the Impossible Triangle.

I love all of them, You did a fantastic job on everyone of them, and I bet your hubby is very prod to say my wife made them, every time someone asks.
You are so very nice to do this for your hubby.
GOD bless you.

Wonderful quilts! Do you ever make any for yourself? lol

Awesome idea and excellent follow through. Bet this has them jumping for joy as its truly science oriented.