Question

what kind of teaching aids are you aware of have you used them in your teaching practice ?

Answer 1

Black board, chalk piece   -  writing on the board and drawing pictures.
verbal communication

Models already fabricated and kept in the lab.
Demonstrations of some animations using a computer,
project work, assignments, records, homework

UGC or other university prepared  video cassettes and audio cassettes available.

computer based  ppt presentations.  some presentations and discussions by students.  seminars/ apl talks by students.

some ideas available on net.