The desirable characteristics of instructional materials are:

 a   To give accurate information and direction;

 b   To be written in simple language to be understandable by all;

 c   Sequenced correctly in a step-by-step procedure;

 d  Provided to which learning from simple to complex can be done.

 e   To stimulate thinking and help learning;

 f    Provided to clearly state objectives;

 g   Provided for self tests and criterion tests to check learning and attainment of objectives;

 h   Provided as references for further study; and i Guides to adopt safe working habits