Riddle #19 (easy)

Question: You use a knife to slice my head and weep beside me when I am dead.

What am I?

Question: Give me food, and I will live. Give me water, and I will die. What am I?

Riddle #17 (easy)

Question: What's black and white and red all over?

Riddle #16 (medium)

Question: I can run but never walk. Wherever I go, thought are close behind me.

What am I?

Question: What kind of room has no doors or windows?