Planet books published by Pebble Plus written by Thomas K. Adamson

This series is perfect for the advancing beginning reader who is learning how to read nonfiction.
Text features: table of contents, heading, diagrams, comparing, photographs, glossary, index
My six year old is reading this series to himself and to me at times.
Perfect for K-2nd graders who are studying the planets.
*Highly recommend.
-We own this series (we own 9 of them).