Explain what characteristics are and begin to list and explain the characteristics of mammals: Mammals breathe air and they give birth to babies. They also have fur and are warm-blooded. Ask students if they think humans are mammals. How do they know? Students then drag the characteristics to fill in the graphic organizer. After this, students will read a passage about mammals. Then they will read the statements and fill in the blanks using the information provided in the passage. Next, have students fill in the circle map. They can use the text or pencil tool to write about characteristics, specific facts, or even examples of mammals. Next, students drag animals to sort into “mammals” and “not mammals.”. Finally, students drag to sort the characteristics.