A problem set is a teaching tool used by many universities.

I think, once they do, having a simple language to write programs in would make these an excellent teaching tool.

The church uses the film and book as a teaching tool.

This has various other teaching tools and activities for kids.

It has even been used in the classroom as a teaching tool.

The debate today is not about testing, a necessary teaching tool.

Q. Can you give an example of such teaching tools?

But was this production primarily a teaching tool or a public service?

The first concerns the use of the Internet as a teaching tool.

A patent for using a book as a teaching tool?