Khan Academy
Khan Academy: Biology: Water, Acids, and Bases: Hydrogen Bonds in Water
Investigate why water properties make it unique and good at supporting life in this article. Learn about the life-sustaining properties of water that are caused by the hydrogen bonds that it forms.
Khan Academy
Khan Academy: Biology: Water, Acids, and Bases: Solvent Properties of Water
An article investigating why water makes a good solvent. Also, understand what molecules dissolve best in water.
Cornell Lab of Ornithology
Habitat Network: Adding a Rain Barrel to Your Property
Learn about rain barrel basics, and find inspiration in other people's incorporation of this tool into a site.