Know what you believe and why
Learn the basis of the Christian faith
At your own pace, follow the people, ideas, texts, and places of Christian history from the apostles to the present.
The 66 books of the Bible, 70 key figures, and 12 church councils, from AD 30 to the present.
Learn the christian faith
Each step builds on the one before. Take them in order, or jump to whatever you are curious about.
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Step 1
Meet Jesus
Who Jesus was, what he taught, and why Christians believe his death and resurrection change everything.
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Step 2
Open the Bible
How the Bible is put together, what each of its books is about, and how to look up a verse from a reference like John 3:16.
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Step 3
Learn what Christians believe
The core teachings about God, Jesus, the Holy Spirit, salvation, the church, and the future, and the creeds that sum them up.
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Step 4
See how the faith was worked out
The story from the apostles to today: the debates that tested belief, the people who shaped the church, and how the faith spread around the world.
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Step 5
Understand why churches differ
Where Catholic, Orthodox, Protestant, and other traditions came from, what they share, and where they disagree.
Other ways to begin
Follow the path
New to all of this? The Start page walks you through the five steps, tells you how long each takes, and explains eight words worth knowing first.
Start learningLook up a word
Trinity, gospel, sacrament, heresy: the glossary explains the words Christians use, in plain language, and notes where churches use them differently.
Open the glossary“Contend earnestly for the faith which was once for all delivered to the saints.”
Jude 1:3 (NKJV)