Title: The Titanic: Lost...and Found (Step into Reading Book Series: A Step 4 Book), Author: Judy Donnelly
Title: Volcanoes!: Mountains of Fire (Step into Reading Book Series: A Step 4 Book), Author: Eric Arnold
Title: Pompeii ... Buried Alive! (Step into Reading Book Series: A Step 4 Book), Author: Edith Kunhardt
Title: Ballerina Dreams: From Orphan to Dancer (Step into Reading Book Series: A Step 4 Book), Author: Michaela DePrince
Title: Escape North!: The Story of Harriet Tubman, Author: Monica Kulling
Title: Malala: A Hero for All, Author: Shana Corey
Title: Helen Keller: Courage in the Dark (Step into Reading Book Series: A Step 4 Book), Author: Johanna Hurwitz
Title: Nelson Mandela: From Prisoner to President, Author: Suzy Capozzi
Title: Discovery in the Cave (Step into Reading Book Series: A Step 4 Book), Author: Mark Dubowski
Title: Submarines (Step into Reading Book Series: A Step 4 Book), Author: S. A. Kramer
Title: Great Houdini: World-Famous Magician and Escape Artist (Step into Reading Book Series: A Step 4 Book), Author: Monica Kulling
Title: Wild Cats (Step into Reading Book Series: A Step 4 Book), Author: Mary Batten
Title: First Kids (Step into Reading Book Series: A Step 4 Book), Author: Gibbs Davis
Title: Choppers! (Step into Reading Book Series: A Step 4 Book), Author: Susan Goodman
Title: Tut's Mummy: Lost...and Found (Step into Reading Book Series: A Step 4 Book), Author: Judy Donnelly