Answer:
My first half is normally made of stone, my second is crazy, and I taste sweet when complete.
I’m a word, six letters long; I sometimes enter with a gong. All in order from A to Z, I start with the letter B. What is the word?
A dragons tooth in a mortals hand, I kill, I maim, I divide the land.
It holds most knowledge that has ever been said. But is not the brain, is not the head. To feathers and their masters, it's both bane and boon One empty, and one full.
What is weightless but it needs two person to hold it?
You use it between your head and your toes, the more it works the thinner it grows.