In this 21st Century Math Project, let your students explore the mathematics around life most valuable resource... water. Through investigating bottled water, staggering international statistics and the realities of water conservation, students will be asked to construct expressions and equations around H2O.In this 23 page PDF, you will be given a mapping to the Content Standards, an outline for how to implement the project, 4 different assignments for students to use, 1 project and an answer ke