This book provides a wide range of curriculum plus activity for grade K-12. Each activity (subject) *Objectives *Grade level *Materials *Background procedures *Assessment *Extensions *Resources *Diagrams & photos Contents (Main headings only) Introductory material **Teaching strategies *Activities *Water has unique physical & chemical characteristics *Water is essential for all life to exist *Water connects all earth systems *Water is a natural resource *Water resources are managed *Water resources exist within social constructs *Water resources exist within cultural constructs