Kids Riddles

Question: Mr. Smith has 4 daughters. Each of his daughters has a brother.

How many children does Mr. Smith have?

Question: How many seconds are in a year?

Question: Soft and cuddly, I'll pull on your heart.
But take my last name and I'll tear you apart.

What am I?

Question: How can you create 3 squares moving exactly 3 sticks?

Question: A thousand wheels, but move I do not.
Call me what I am, call me a lot.

What am I?