The child unlocks each lock with the appropriate key. When he is inished, he locks each lock and hangs up the keys.
The teacher might say, “See if you can open all the locks!”
Tell me how you did your workjob, mark.
What are these called? And these?
How many locks are there all together?
….. there more locks than keys?
…. Took away this key, would you be able to open all the lock?
…. You need the keys to put the locks back on and close them? Try and find out.
Do you have any locks like these at home?
What locks have you been allowed to open at home?
… we have any locks in our classroom? See if you can find out how many