Medical Electronics Engineering

a preliminary test or trial.
"often we begin with a pretest to assess how much a child knows about a subject"

Concept books are clearly didactic books (they educate but do not preach).
"A good concept book conveys its information in a clear and entertaining way."

A card containing a small amount of information, held up for pupils to see, as an aid to learning.

This matching multiple word meanings activity is simple and will help to build your children's visual recognition.

The body of words used in a particular language.
"a comparison of the vocabularies of different languages"

A test given to students after completion of an instructional program or segment,
and often used in conjunction with a pretest to measure their achievement and the effectiveness of the program.