How do I answer these riddles?

You'll have to answer in hand code.

If you have your documentation, you shouldn't need help with the code.
But make sure to finish your code as Marian showed you.

In other words, click on the middle of your palm to answer.

There's really no good way to give hints on the riddles.
The answers are (matching questions not given):

FEATHER

EYE

SNOW

COMB

WOOD

CHEESE

FUR

COIN