Chalk talk and Pep talk

Chalk talk noun - A talk that uses a blackboard and chalk.

Pep talk and chalk talk are semantically related in lesson topic. In some cases you can use "Pep talk" instead the phrase "Chalk talk" as a noun or a verb, when it comes to topics like address, speech, formal talk to audience, speech given to formal gathering.

Pep talk noun - A speech of exhortation attempting to instill enthusiasm and determination in a team or staff.

Chalk talk and pep talk are semantically related in pitch topic. You can use "Chalk talk" instead the phrase "Pep talk" as a verb or a noun, if it concerns topics such as talk.