"101 Questions Children Ask About God" by David R, Veerman, M.Div., James C. Galvin, Ed.D., James C. Wilhoit, Ph.D., Daryl J. Lucas, and Richard Osborne

Answers children's questions about creation, Adam and Eve, God, Jesus, salvation, prayer, heaven and hell, angels and demons, suffering, evil, the Bible, and the church. 

Other topics covered include: 

Why did God make mosquitos? 
Why do sharks eat people?
Does God have friends, or is he alone?
Is there a McDonald's in heaven?

And so many more.

Each question is answered in words kids can understand, followed by Bible verses for reference and even potential follow-up questions kids might ask.