Students explore air pollution. In this ecology lesson plan, students participate in an experiment in which 5 numbered jar lids are placed outside. Students bring one lid a day in until all jars are inside. Dirt specks are counted,...

There's nothing quite like a glass of ice-cold, freshly squeezed lemonade. Lesson seven of this series explains how the water humans need to survive can come in many forms. Teach your class about how much water humans require every day...

Students investigate how water is utilized in producing food. In this agriculture lesson, students examine how much water goes into the creation of their daily menu. Students create a new menu that can conserve water and cut their water...