Equus is an explicitly referential play which questions meaning and ritual through the lenses of ancient Greek imagery, Christian doctrine, and modern psychology. As such, it would be worthwhile to include context from all three of those traditions into your classroom discussion.
Ancient Greek readings: Equus references Agamemnon and the Trojan War, so a classroom discussion could be enhanced with an exploration of The Iliad and of Euripides’ play Iphigenia at Aulis. You might also take time to present background information and scholarship on The Mask of Agamemnon, which appears in Dysart’s dream. Other relevant Greek plays include Oedipus Rex, perhaps the most famous blinding story in...