Art Tales for Pre-K. Classroom Activity Art Starters: Mary Cassatt Part of Art Tales for Pre-K Mary Cassatt painted many images of mothers and children. She painted the scenes that she saw around her: children taking a bath, playing in the sand, and spending time with their parents. Observing from real life, Cassatt was able to capture everyday moments. Mary Cassatt, Little Girl in a Blue Armchair , 1878, oil on canva