Chapters Six and Seven Summary

In Chapter Six, Calder plays with his pentominoes in his room; they help him think. He is contemplating the assignment given by Ms. Hussey. What is art? To him art is something puzzling. Calder pulls out a box given to him by his grandmother; he loves the painting that is on the cover of it. He sits in the sun, what his grandmother called a "rainbow bath," and begins to write about the box. He is interrupted by commotion outside. Ms. Hussey, Mrs. Sharpe, and Mr. Watch are all there. It seems Mrs. Sharpe was not feeling well, and Ms. Hussey was trying to get her to sit down. He watches them until they leave and wonders what is going on. He receives a letter from Tommy, his best friend who has recently moved to New York...