Answer:

CHALK

Answer	Crossword Clue
CHALK	Sidewalk marker
CHALK	White Cliffs of Dover stuff
CHALK	Boulderer's supply

CHALK	It's on the school board?
CHALK	Poolroom accessory
CHALK	Classroom supply
CHALK	Pool aid
CHALK	School board order?
CHALK	Type of talk
CHALK	Pool hall supply
CHALK	Ascribe, with "up"

CHALK	Cube for a cue
CHALK	Hopscotch need
CHALK	Billiards cube
CHALK	Cue stick application
CHALK	..talk: lesson
CHALK	Attribute, with "up"
CHALK	Blackboard adjunct
CHALK	Soft limestone

CHALK	Poolroom cube
CHALK	Blackboard eraser target
CHALK	Blackboard supply
CHALK	Pool-hall supply
CHALK	Tailor's aid
CHALK	Blackboard accessory
CHALK	Schoolroom or poolroom item
CHALK	The cliffs of Dover.

CHALK	Drawing material.
CHALK	Soft limestone.
CHALK	Cliffs of Dover substance.
CHALK	... up (score).
CHALK	Material of Dover cliffs.
CHALK	Artist's medium.
CHALK	Ingredient in crayons.
CHALK	Blackboard item

CHALK	Schoolroom need.
CHALK	Teacher's need
CHALK	Kind of talk
CHALK	Limestone
CHALK	Pool-parlor need

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.