In the painting, "Reading to Children by Mary Cassat, what is going on in the painting

Answer 1

http://images.google.com/imgres?imgurl=http://www.elmhurst.edu/~susanss/Cassat%2520Reading%2520to%2520Children.jpg&imgrefurl=http://www.elmhurst.edu/~susanss/childresources.html&h=340&w=612&sz=31&hl=en&start=1&sig2=AWyZFGLA7znWusYAUGXpFg&usg=__dj5AMc3lcv2yqS5vh0279GenQxo=&tbnid=NtBTu4KyjcxrFM:&tbnh=76&tbnw=136&ei=G0blSO3QKpvUMMWi-fYO&prev=/images%3Fq%3Dcassat%2B%2522Reading%2Bto%2BChildren%2522%26gbv%3D2%26hl%3Den%26sa%3DG

What do you see happening here?