Answer:
This is in a realm of true and in a realm false, but you experience me as you turn and toss.
I have three hundred cattle, with a single nose cord
To unravel me you need a simple key, no key that was made by locksmith's hand. But a key that only I will understand.
The more of it there is, the less you see.
In the forest, this blends in just right, but every December it is covered with lights. What is it?
What is the middle of water but is not an island?