Uses ancient Egyptian numeration system in a new setting to extend the concepts of base, place value, and correspondence. Discusses similarities and differences between the Egyptian and decimal systems. Students are asked to propose changes to make the Egyptian system easier. (LDR)

This workbook is designed for use with third, fourth, or fifth grade elementary school students and focuses on African American history and culture. Of the workbook's 14 lessons, Lesson 1 asks students to consider what they already know about Africa. Lesson 2 focuses on the geography of Africa. Lesson 3 presents current scientific theory about the…