Protocol for the dissection of Drosophila CNSs. Includes: Tools; Dissection of the CNS; Dissecting larval CNSs; Dissecting early pupae; Dissecting mid pupae; Dissecting late pupae; Dissecting the whole CNS; Dissecting only the brain proper; Taking the pupa out of the puparium. - [Read Dissection of Drosophila CNSs Protocol]