There's even one that uses the motif of art forgery as a teaching device.

He was surprised to learn that the same teaching devices were not useful with Michelle.

The camp uses latest technology, including digital teaching devices, enhances the training experience.

By the way, just as a teaching device, let me make a point here.

I had college physics thirty years ago, before these modern teaching devices were around and we really had to study.

Adaptive learning is an educational method which uses computers as interactive teaching devices.

This film provided the basis for a project to assess the use of video as a teaching device with rural women in Kenya.

More than 30 years ago, Richards operated the same way he does now, with a firm but open-ended question his major teaching device.

That's why encouragement is a much more effective teaching device than punishment.

Classroom teachers began to use the strips as a teaching device and gradually but slowly our business grew.