How many Smithsonian: Curious About books are there?

There are 6 books in the Smithsonian: Curious About series by Kate Waters, for ages 4-9.

Smithsonian: Curious About Books in Order

6 books · Ages 4–9 · Chapter Books

Smithsonian: Curious About is a 6-book series for ages 4–9 by Kate Waters. Each book stands alone — start anywhere.

Start anywhere — each book stands alone.

That said, Curious about Worms and Curious About Snow are great first picks.

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