Learning as a function of difficulty - value of the learning material is designed to create
suitable learning conditions in the classroom. The author used the best means and methods of
instruction out of so many available with him. In this way she reaches the objectives which
she formulates in the beginning and increase the effectiveness of teaching to maximum level
possible. This is done by controlling all the relevant factors such as the teaching process
contents strategies material aids behaviour of students behaviour of teachers educational
environmental etc. It treats the learners as experimenter in the class who are given least
opportunity to manipulate. The book thus fills a need of an hour for a systematic account of
the concept and holding project work. An attempt has been made in this volume to document the
strategies adapted for the better teaching-learning process.