Children's Historical Fantasy Three children are called to Guardian's Kingdom to go on a very important quest full of danger. They are sent back in time to help four children survive a sad time in their lives. All three children are given a guardian stone necklace that possess powers they will need to complete their quest. The Kingdom hopes the three children will learn the true meaning of the 10 Keys to the Kingdom, so they can become a guardian that will help future chosen children become better people. Ages 7 - 13