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- Grade Range
- 3rd - 8th
- Rating
Students explore the structural components of seeds of higher plants and the functions of each of these components. They investigate how fertilizer affects the growth of plants, particularly of seedlings, and how this relates to seed structure. Full Review »
- Grade Range
- 6th - 10th
- Rating
Students conduct a hands-on lab activity in which they analyze a sample of water from a local stream or pond. They introduce a fertilizer solution into the sample and analyze and describe their findings. Full Review »
- Grade Range
- 6th - 9th
- Rating
Students conduct an experiement using a small sample from a local water source. They introduce fertilizers and pesticides, separately, and carefully examine the results in their simulated aquatic ecosystem. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students design an experiment to test the effects of common fertilizers on grass growth. They write or present a laboratory report responding to their observations and consider how fertilizers may affect the soil environment. Full Review »
- Grade Range
- 6th - 12th
- Rating
Students design and conduct an experiment testing the effect of fertilizers/soaps on algal growth. They estimate and predict, identify the variables, formulate a hypothesis, and record and analyze the data, presenting their findings in a report. Full Review »
- Grade Range
- 4th
- Rating
Students research and apply knowledge about plant pollination and fertilization in this lesson. They color on a flower diagram the anther, the pistil, the pollen, the pollen tube, the ovary, and the egg to show the process of fertilization in a flowering plant. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students examine how different nutrients in the soil and fertilizers affect plant growth. In groups, they participate in a role play in which allows them to see the interactions of humans and plants. They also read articles and record their opinions about issues related to agriculture. Full Review »
- Grade Range
- 10th - 12th
- Rating
Students use a series of hands-on labs and activities, practice problems, discussions and writing assignments, students investigate about fertilizer chemistry as they break compounds into ions, make a fertilizer and test various fertilizers for phosphate content. They answer the questions of what nutrients are required by plants, how these nutrients are obtained and the issues related to fertilizers. Full Review »
- Grade Range
- 10th - 12th
- Rating
Students listen as the teacher lectures about the history of commercial fertilizers. The lesson includes extensive information for the teacher. Following the lecture, students complete a worksheet titled "Nitrogen Cycle Problems." The worksheet asks students questions about the N-P-K content of fertilizers, advantages/disadvantages of common nitrogen fertilizers. Students must explain how nitrogen stabilizers work. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students begin by using clay to model fertilization and early development of sea urchins and chordates. They move on to mixing live sea urchin sperm and ova together to observe, diagram and record events occurring in fertilization and development over a 1-2 day period. Full Review »
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