What better way to learn about plant life than by creating a class garden? Young botanists start with a brief discussion about radishes before planting seeds and watching them grow. To determine the importance of water,...

How do you grow crops in a area with insufficient rainfall? Why you irrigate, of course. Class members investigate irrigation systems by designing a system of their own. After examining irrigation related concepts, vocabulary terms, and...

Fourth graders experiment to see which objects decompose. In this compost instructional activity, 4th graders observe the changes of labeled objects in a bag. Leave the objects for one month and record the changes by observation and...