by Deb on November 9, 2012
Do you know how detergent works? If you vaguely remember your senior chemistry, you would know that it is a long molecule, one end is hydrophillic, or water loving, the other is hydrophobic, or water hating. What that means is that one end grabs on to the water molecules, one end grabs on to grease [...]
by Deb on November 7, 2012
Little girl was very excited to find a lizard and gently patted it with one finger. It was obviously not a well lizard, which added to the mice and chickens in our ongoing lesson about death being a part of life and where food comes from. But while it lived it was fascinating to get so [...]