Why does Jerry not tell his mother the reason why he wants water goggles? How does Ins silence on tins matter contrast with his interactions With Ins mother at the beginning of the story?

Do you think that Jerry's determination in achieving Ins goal is healthy? Why or why not?

By the end of the story, how has Jerry changed? How does Lessing describe the boy's behavior in the beginning of the story in comparison to Ins behavior at the end?