It is said that culture is pervasive but that people are unaware of it. List 30 things you did today that you might have done differently in another culture. Begin with how, when, and where you woke up.
How would your life be different if your parents were much higher or lower in SES than they are? Consider all three domains.
Design an experiment to answer a question you have about human development. Specify the question and the hypothesis and then describe the experiment. How would you prevent your conclusions from being biased and subjective?
A longitudinal case study can be insightful but is also limited in generality. Describe the life of one of your older relatives, explaining what aspects of their development are unique and what aspects might be relevant for everyone.