Best Riddles and Answers

Question: You walk down a path through the woods everyday. You always walk by one particular large rotting log which weighs over a ton. The next day you notice that there is another large log underneath the familiar one that you've never seen before. How did it get there?

Question: Sometimes, I leave you with “mixed” feelings. More times than not, I teach you a lesson. I give what I didn’t create. What am I?

Question: What am I?

Question: It takes ten men ten hours to build a certain wall. How long does it take five men to build the same wall?

Question: I have four wings, but cannot fly.
I never laugh and never cry;
On the same spot I'm always found, toiling away with a little sound.

What am I?