Sandra Callis: 2 books

This book tells a single story, in many voices, about a serious and sustained set of changes in mathematics teaching practice in a high school and how those efforts influenced and were influenced by a local university. It includes the writings and perspectives of high school students, high school...

On the Day I Died describes a woman’s transition from life to death. It offers a glimpse of the infinite possibilities that await all of us when our spirits transcend our bodies. The reader travels with her as she is reunited with those who have passed before her, celebrates with her helping spirits,...