Sarah wants to find the answer to this question: ‘How deep should I plant bean seeds?’Sarah plants some bean seeds all at different depths in the soil.How will she know which has grown best?

Scientists ask lots of questions. But then they have to investigate and try to find ways, or methods, of answering these questions. How would you go about answering questions in science? What method would you use? How would you measure it? How would you count it?