How many First Facts books are there?

There are 3 books in the First Facts series by Christine Taylor-Butler, for ages 4-11.

First Facts Books in Order — Wonderlit

First Facts is a 3-book series for ages 4–11 by Christine Taylor-Butler. Each book stands alone — start anywhere.

Start anywhere — each book stands alone.

That said, Where Does Lightning Come From? and Igloos are great first picks.

No particular order needed — browse and pick what catches your eye.