Answer:
What can you put in a barrel to make it lighter?
What turns everything around but does not move?
The land was white the seed was black it'll take a good scholar to riddle me that. What is it?
Has feathers but can't fly. Rests on legs but can't walk.
A precious stone, as clear as diamond. Seek it out while the sun's near the horizon. Though you can walk on water with its power, try to keep it, and it'll vanish in an hour.
I can only be played on a windy day