Why Are Vitamins Important? Review why vitamins are important to the human body with the questions and activities in this...		What Are Blood Vessels? Enrich your study of the human circulatory system with this science printable. Students will...
Why Are Minerals Important? The questions in this nutrition printable review types of deficiency diseases. As a skill...		Activity: Investigating Blood Types Investigate blood types with this printable science activity. Students will read the passage...
What Happens to Food in the Stomach? Review the role of the stomach in human digestion with the questions in this science printable....		Activity: Comparing Heart Valves Compare the shape, location, and function of each heart valve in this printable science...
What Is Digestion? Enrich your study of the human body with this science printable. After answering questions...		What Happens to Blood as It Circulates? Use this printable to review what happens to blood as it circulates through the human body....
What Happens to Food in the Small Intestine? Explore the process of digestion in the human body with this science printable about the small...		How Is Technology Used to Treat Cardiovascular Disease? Students will research heart disease, medical treatments, and technology, to answer the...
Activity: Comparing Our Two Sets of Teeth Learn about our two sets of teeth – deciduous and permanent – by reading the passage in this...		What Are Breathing and Respiration? In this science printable, students will choose the term that best completes each statement...
Enzyme Action Activity Enrich your study of nutrition and the human body with this activity about digestive enzymes...		Comparing the Pathways of Food and Air Activity Compare the pathways of food and air in the human body with this printable science activity....
What Chemical Reaction Takes Place During Digestion? Integrate chemistry and biology with the questions and skill challenge in this printable....		What Happens to Air Before It Reaches the Lungs? Review respiratory parts and their functions in the human body with the questions in this...
How Do Living Things Get Energy? Review the process of cellular respiration with the questions and skill challenge in this...		How Does Oxygen Get into the Blood? The questions and skill challenge in this science printable review the roles of the human...
What Is Blood? Use the questions in this science printable to review the composition of blood in the human...		What Is the Excretory System? Review the structure and function of the excretory system with this science printable. Students...