Ella watched as the other students shared their answers with the professor. They seemed pretty confident when sharing their ideas and Ella was eager to keep up. She thought hard about the question: Does anybody have any idea as to why there is little light in here? From her experiences in the garden with her mom, Ella knew that different plants needed different amounts of light. She wondered whether most of the plants in this particular greenhouse were light sensitive. "Professor, I wonder if maybe the plants in this light house grow best with little direct sunlight?"