Philosophy has many aspects and different manifestations according to the problems involved and the method of approach and emphasis used by the individual philosopher. In 1974 Matthew Lipman created Philosophy for Children (P4C) that elaborates on the natural inquisitiveness of children.

Topics in this category may include:

• Metaphysics, which is the study of the ultimate nature of reality;
• Epistemology, which is the investigation of the origin and limits of knowledge;
• Ethics, which deals with morality and justice; and
• Aesthetics, which is the study of beauty in the arts.