Answer:
What has 88 keys, but canβt open a single door?
I am the place where yesterday is always before today. What am I?
I lose my head in the morning and regain it back at night. What am I?
Weight in my belly, trees on my back, nails in my ribs, feet I do lack. What am I?
You buy me to eat, but never eat me. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.