1. Introduction: Philosophy and Child Poverty 2. Social Justice for Children - A Capability Approach 2.1. The Currency of Justice 2.2. Selecting Functionings and Capabilities for Children 2.3. Sufficiency and Equality 2.4. Conclusions: Criticizing Injustices 3. The Injustice of Child Poverty 3.1. Concepts and Measures of Child Poverty 3.2. The Ill-Being and Ill-Becoming of Child Poverty: Physical and Mental Health 3.3. The Ill-Being and Ill-Becoming of Child Poverty: Social Inclusion and Education 3.4. The Subjective Experience of Child Poverty 3.5. Conclusions 4. Responsibilities for Children in Poverty 4.1. Attributing Responsibilities to Agents of Justice 4.2. Important Agents of Justice and their Responsibilities 4.3. The Family and the State 4.4. Conclusions 5. Advancing our Approach to Global Justice for Children 5.1 Conclusions 6. References