SciEd Minerals and Plant Nutrition Lab Investigation Kit (40 Student Class Size)Perform a series of controlled experiments Grow plants in various mineral deficient solutions Analyze data based on plant's physical conditions Draw conclusions Class size: 40 students Explore the importance of nutrients in the growth of plants. What causes some plants to grow poorly? Why do others experience such physical maladies as yellow leaves, brown spots and even tissue death? A mineral deficient environment can cause many problems for plants.