Unlocking the Mysteries of Creation
For decades, Dennis Petersen’s book has helped homeschool families and Christian schools look at the early earth, fossils, ancient peoples and the age of the world through the lens of Scripture. Start with the free interactive slide show.

Free · Interactive
The narrated slide show from the 2002 CD-ROM, restored for phones, tablets and computers. Is the creation really as old as evolutionists say? Nature keeps its own clocks, and they tell a different story.
Online homeschool course
A full course built on the book, with narrated video lessons in Dennis’s voice, study guides, quizzes and a parent answer key. Designed for Christian homeschool families and Christian schools.
See the courseFree lessons and short clips on the Unlocking the Mysteries of Creation channel.
Visit the channel →
The book
First published in 1988 and loved by homeschool families ever since, Unlocking the Mysteries of Creation is a large, full-color guide in four sections:
It doesn’t avoid the hard questions. It takes them on, with Scripture as the foundation.
About the author
“Great are the works of the Lord, studied by all who delight in them.”PSALM 111:2 (ESV)
Dennis Petersen has taught seminars on biblical creation for more than forty years, as a guest speaker at homeschool conventions across the country and abroad. He founded Creation Resource Foundation in 1983, and has served as a museum curator and as an apologetics teacher at a Bible college.
He is the author of Unlocking the Mysteries of Creation and host of the radio program Reclaiming Your Legacy.