While I was at the computer, pecking away, my children were outside with summer vacation on their minds and chalk in their hands.

With the town resting on clay and chalk the only tough stone is flint.

The area contains little good material for building churches, much of it lying on chalk and clay.

Being situated on chalk, it is seen as a good all-weather course.

He conducted a 29 year experiment on chalk at a field near his house.

The word is derived from the Latin 'to dwell on chalk'.

Those on chalk will struggle unless an area of ground can be improved with organic matter.

Don't put all the blame on file-swapping, either, or chalk the problems up to an inability to "compete with free."

"In a minute I'll have you kneeling on chalk," she warned him.

His mouth felt as though he'd dined on chalk.