Secrets of a Civil War Submarine

By Sally Ann Walker

Reefs

By Sally Walker

Volcanoes

By

Druscilla s Halloween

By Sally M. Walker

In the time when witches tiptoe about to have their Halloween fun, ancient Druscilla knows her creaking knees will prevent her from being sneaky and sets out to find a silent conveyance for herself...

We are the weather makers

By Sally M. Walker

Offers a look at the history of climate change, how it will unfold over the next century, and what we can do to prevent a cataclysmic future.

Boundaries

By Sally M. Walker

The Mason-Dixon Line's history, replete with property disputes, persecution, and ideological conflicts, traverses our country's history from its founding to today. This thoroughly researched accou...

Earth Verse: Haiku from the Ground Up

By Sally M. Walker Illustrated By William Grill

Rocks, fossils, earthquakes.Seventeen short syllables?Earth Science haiku!In a stunning combination of haiku and impressionistic (but accurate) art, this one-of-a-kind book encourages readers to th...

Sinking the Sultana

By Sally M. Walker

The worst maritime disaster in American history wasn’t the Titanic. It was the steamboat Sultana on the Mississippi River — and it could have been prevented.In 1865, the Civil War was w...

The Teacher s Calendar

By Sandy Whiteley, Sally M. Walker, Kathryn A. Keil

Winnie

By Sally M. Walker

When Harry Colebourn saw a baby bear for sale at the train station, he knew he could care for it. Harry was a veterinarian. But he was also a soldier in training for World War I. Harry named the be...