AR Book Level
6.6
AR Points
0.5
Word Count
1,000
Interest Level
Middle Grades (MG 4-8)
Genre
Nonfiction
AR Quiz #
219255 EN
About this book
All kinds of materials, as well as plant, animal and human life, are made up of a number of substances. These substances are called elements and chemistry is the branch of since that studies them. Fast Lane Non-fiction, Silver Level 24.