What is a good Bible story to tell to kids?

I am in fine arts at our church and I am wondering what is a good Bible story to tell to kids the catagory is Childrens Lesson and the age is 6-12 and the theme is This Changes Everything. I have to fit the story into the theme. If you know any good bible stories then tell me please. I am running out of time. Thanks!

Noah’s ark. God promised never to destroy the earth with a flood again, he gave us the rainbow in symbol of that.

Animals in the Bible $6.50 ...

Mr. Henry's Wild & Wacky Bible Stories: All About Salvation [VHS] $0.97 Frank Peretti stars as Mr. Henry - a tinkerer, inventor and storyteller - who brings to life some of the Bible's most popular and beloved stories. In this 7th video of the series, Salvation never "tasted" so good as Mr. Henry's Wild & Wacky World enters the kitchen to bake a cake. Mixing ingredients such as a Super Deluxe Magno-Puller, "mountains" made of flour, a race track, and an automatic fros...

Growing Kids God's Way : Biblical Ethics for Parenting: Lesson 1 & 2 : How to Raise a Moral Child ,Law Principle and Freedom VHS...

Schylling Musical Hand Bells $29.98 Fill the air with music! Each of these 8 beautiful colored metal bells has a plastic handle and a different musical tone. Comes with music....

My Quiet Book, Soft Activity Book by Pockets of Learning $21.20 A soft, interactive book which encourages children to practice age-appropriate skills. Learning to tie, snap and buckle are just a few of the activities in which children can participate. My Quiet Book by Pockets of Learning is an ideal book to take in the car or on trips. Recommended Ages: 12 months and up....

The Story of Joseph- Childrens Bible in Felt- flannel board figures-precut $9.49 Includes 15 precut pieces Adult is about 6 1/2" tall *Felt Storyboard/background is not included and is sold separately....

Music Machine: The Fruit of the Spirit $6.48 CD Music Machine: Fruit Of The Spirit by Agapeland...

VeggieTales - The Complete Silly Song Collection $16.45 VEGGIE TALES:COMPLETE SILLY SONG COLL - DVD Movie...