Check out this website if you are looking for excellent Bible lessons for your kids. Here is a bit of their blurb:

The Biblelessons4kidz.com team is a group of people who are passionate about reaching the next generation with the gospel of Christ. We are Christian parents who believe that our kids really can dig deeper into God’s Word. With this in mind, we have written a comprehensive series of Bible lessons that teach the truth of scripture to children. Each lesson is thoughtfully and prayerfully written in order to be biblically accurate, relevant and interesting. New lessons and devotionals will be added to this website as they are developed.

Their lessons are broken down into sections:

• Old Testament Lessons
• New Testament Lessons
• Gospel Lessons
• Seasonal Lessons

In addition, they claim:

Biblelessons4kidz.com is committed to making these Bible lessons FREELY available to anyone who wants to teach the Bible to kids. We’re simply putting these lessons out there to be used in any way God sees fit. All credit and honor go to Him alone.

Mission Statement
Biblelessons4kidz.com is committed to help reach the next generation with the Gospel of Christ by developing Bible lessons for kids that are biblical, relevant, and interesting.

Core Values
Biblelessons4kidz.com will have accurate biblical lessons.
Biblelessons4kidz.com will be user-friendly.
Biblelessons4kidz.com will glorify Jesus Christ.