This graphic nonfiction book introduces the cells, tissues, and organs of the human body. The Building Blocks of Life Science volumes feature whimsical characte
What are organelles? Why does a wound itch when it heals? Which organ is your body's "control tower"? Cells, Tissues, and Organs examines how cells work togethe
Two systems illustrate how individual cells of an organ system function, communicate, and coordinate activities. The digestive system breaks down and absorbs nu