The classroom was covered in chalk dust after the chalk talk.
chalk drawing
Frequency:
25
%
The children created colorful chalk drawings on the sidewalk.
chalk outline
Frequency:
15
%
The detective traced the victim's body with a chalk outline.
Idiomatic Expressions for chalk talk
Phrase: chalk talk session
Meaning: a meeting or discussion where ideas are presented informally using a chalkboard or whiteboard
Usage: The team had a chalk talk session to brainstorm ideas for the upcoming project.