Mary Bridget Samson teaches at Tempe High School, Tempe Union High School District in Tempe AZ. Bachelor of Science Education (Biology) Northern Arizona University. Ms. Samson has taught Biology, IB Biology, Biotechnology, and Chem/Phys at Tempe High School for 7 years. She has also assisted in teaching at a summer Field Biology course in Wisconsin for the last 10 years. She is currently working towards her Masters of Science in biology education from the University of Arizona. The lesson plan Katie Phalen and Mary Bridget designed addresses the world water crisis from a chemistry and ecology viewpoint with a connection to how water is used by NASA on the International Space Station and for other planned space travel.