Explain how Little Man's reaction, when the bus runs them off the road into the qulley?

Little man is angry at the bus driver purposely splashing them.

Little man was furious, when he got home he asked Big Ma why they don't have a bus and the white kids do and think it is unfair. Big ma says that when he grows older he should get his own car. Mama says that the government don't have enough money to provide bus for the black kids