Why Lesson Planet?
The student will identify the difference in the rate of plant growth in three soils that vary in organic matter.1. Obtain three to four flowerpots, different types of soil, a record chart, three to five beans for each pot, and water. Hand out Activity sheet A. 2. Remind middle schoolers that plants take mineral nutrients from the soil. The minerals found in the soil depend mainly on what was in the rock the soil came from.