Answer:
What is so fragile that saying its name breaks it?
A word I know, six letters it contains. Subtract just one and twelve remains.
In the night a mountain, in the morning a meadow.
What has to be broken before it can be used?
Has no feet, but travels far. Is literate, but not a scholar. Has no mouth, yet clearly speaks.
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?