Drinking Water - can usually clear up/change the color of Urine. WHAT COLOR IS YOUR PEE? Urine Color Chart: "The color of your urine says something about your HEALTH." Infographic from Cleveland Clinic HealthHub
Cervical Dilation Chart - This is my favorite illustration of cervical dilation. It made me laugh the first time I saw it, and laughter is good in pregnancy and labor. :) I just ordered it for my birth class.