The riddles and their answers are as follows:
Riddle: Lovely and round, I shine with pale light, grown in darkness, a lady's delight. Answer: Pearl
Riddle: I scribble forms of the finest letter, and repel elements of the harshest weather. I am an arrow-aimer and a dust-breaker. Answer: Feather
Riddle: When young, I am sweet in the sun. When middle-aged, I make you happy. When old, I am valued more than ever. Answer: Wine
Riddle: My mouth bears whiskers but no teeth. I have scales but I do not weigh. You can bait me with delicious food but please, no drink today. Answer: Catfish
Riddle: My life is measured in hours. I serve by being devoured. Thin, I am quick, Fat I am slow. Wind is my foe. Answer: Candle
Riddle: It floats on water, light as can be. A thousand men can't lift it free. Answer: Bubble
Riddle: I'm offered to the loved, and also to the dead. I come in many varied hues, most notably red. My pricks are known to pierce the skin, often resulting in wounds that bled. Answer: Rose
Riddle: What can be held in the left hand, but not in the right hand. Answer: Right hand
Riddle: I'm always hungry, I must always be fed, The finger I lick will soon turn red. Answer: Fire
Riddle: Who makes has no need of it, who buys has no use of it, who uses it can neither see nor feel it Answer: Coffin
Riddle: I help to mature your spirits. When moistened I fulfill my purpose. Should I dry out, my task will fail and my quarry may be worthless. Answer: Cork
Riddle: I build up castles. I tear down mountains. I make some men blind, I help others to see. What am I? Answer: Sand
Riddle: When I am filled I can point the way, When I am empty Nothing moves me, I have two skins One without and one within. Answer: Glove
Riddle: I drive men mad for love of me, Easily beaten, Never free. Answer: Gold
Riddle: Searing 'cross the pitch-black skies, I scream in celebration, yet moments later, my outburst through, I am naught but imagination. Answer: Firework