Human trafficking generates $32 billion annually and enslaves over 30 million people, half of them children. Award-winning journalist David Batstone, whom Bono calls "a heroic character," profiles the new generation of abolitionists who are leading the movement. This groundbreaking global report is now updated with the latest findings, new stories, and statistics that highlight what is being done to end this appalling epidemic--and how you can join the movement.

This Answer Key provides not only answers to all of the standard student text exercises, but also includes answers and examples for the 'Additional Exercises' section found at the end of each lesson. Required for course. 

First, students are introduced to propositional logic, logical operators, and truth tables, while reviewing and reapplying the concepts of validity, contradiction, consistency, and equivalence. Next they learn to construct formal proofs of validity by using basic rules to derive an argument's conclusions from its premises. Finally, students discover how they can use the technique of "truth trees to determine consistency, self-contradiction, ... more

But victory is available -- and believers hold the key. In Breaking the Strongholds in the African-American Family, Dr. Clarence Walker unfolds a plan for spiritual warfare using the weapons of God. Drawing from biblical characters such as Nimrod, Jezebel, and Tamar, Dr. Walker describes the various types of strongholds that imprison black men, women, and children today.

He matches the weapons and strategies of ancient warfare with our spiritual weapons, providing a vital and p ... more

This Answer Key provides answers to all of the standard student text exercises. Also included are answers and examples for selected exercises in the 'Additional Exercises' section found at the end of each lesson. Required for course. 


• Multilevel teaching for Grades K through 8 
• 24 lessons, with 2-3 lessons completed each week 
• 24 Lots of Science Library Books 
• Detailed explanation of all activities, letting the teacher get started right away. 
• Reproducible activities and graphics for student use