This PowerPoint does the teaching for you! It goes right from the beginning up:
Concepts covered: (explicit teaching and practice acitivities)
how to tell which hand is which, o'clock, half past, quarter to/past, 5 minute intervals, 1 minute intervals and elapsed time
Highly visual with lots of practice questions. Makes your life easy!
I have used this Ppt with Grades 1 up to 4 with great success!