It's Raining, It's Pouring, It's Flooding in Maricopa County! is a five lesson plan STEM unit for sixth grade, that provides supplemental material that can be added to instruction about Earth's Water. Students will understand the causes and effects of flooding in both urban and rural communities in Maricopa County. Students will use this information for create an emergency preparedness plan that focuses on personal safety for them and their family. This unit provides links for teachers to assist with the final project, as well as background information on monsoons and flooding in Maricopa County.