Good Riddles

 
ready (medium)

By chin

Question: what is ready when you add a letter inside?

(medium)

By chin

Question: Which kind of board can you use to insert letters?

The digger (medium)

By Joot

Question: What is that comes out of a man, has no hand and has no legs but can make a hole on the ground?

Book (medium)

By chin

Question: What kind of book can you use to go internet??

Question: I am lonely and yet you use me a lot. What am I?