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Investigate Factors Affecting Nitrates in Groundwater
Students participate in an experiment in which they investigate the factors affecting the levels of nitrates in groundwater. Using examples, they explain the nitrogen cycle and identify the sources of chemical nitrogen fertilizers. ...
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Windows on Life
Students explore and observe living development using live fertilized chicken eggs. They open the eggs approximately 72 hrs after fertilization and make observations for several days.
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Reproduction, Day 1
Students identify the parts of the human body involved in reproduction. They examine the process of fertilization and discover all species reproduce. They practice using new vocabulary as well.
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Field Experiments on Succession
Student develop a hypothesis regarding the effects of either mowing or fertilizer upon the diversity of plant species in a grassland ecosystem. They set up experiment field plots and measure species richness.
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Worm Composting: Vermiculture
Students compost in a limited space and describe the decomposing process. Students convert unwanted, organic matter, particularly food scraps and paper into fertile soil.
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Growing Corn
Sixth graders create a Venn diagram of different soil types. They plant cord seeds in clay, sand, and fertile black soils are record their growing rates. After two weeks they discuss the effects of soil types on the growth process.
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Farmers and Growers
Students explore the lives and work of the farmers and growers of specialty crops of the West. The amount of land and natural resources needed, the fertilizers utilized, and the market available for the crops are investigated in this...
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Reproduction, Day 2: Pregnancy
Students identify pictures of women labeling them pregnant or not pregnant. They discover what happens inside a woman when she is pregnant. They explain the relationship bettwen intercourse, fertilization and parenthood.
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Comparative Embryological Study of
Students complete two labs. They observe the fertilization and development of sea urchin and zebrafish embryos. They examine the similarities and differences in the development of an invertebrate vs. a vertebrate animal.
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Designing, BUilding & Planting Appropriate Style Plantings in a Planter Box
Young scholars explore designing and building a plant box. Based upon desired parameters, students create a set of plant box blueprints. Next, they choose the material and build the box. Agricultural teams select the soil mixture,...
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Family Recent Demographic Changes
For this Recent Demographic Changes worksheet, students answer 14 questions in short written responses. Suggested point values are provided.
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Comparative Embryology Using Japanese Medaka Fish
Pupils conduct an experiment to control the breeding of Japanese Medaka fish. They collect the fertilized eggs and view and record the fish's embryological development daily to compare the stages to human development.
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Four Ancient River Civilizations
Students explore how the environment shapes man, how man transformed his world, nd how art became part of the human process. The group is divided into clans and their migratory routes developed in the eight lessons of this unit.
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Thinning and Transplanting
Learners identify and observe one plant per section in their quad and to transplant the surplus seedlings to empty quads and interpret why this is important. They then discuss the purpose of thinning and transplanting. Finally, students...
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Going Places
In this going places worksheet, middle schoolers read the passages provided and answer the given questions. Students answer questions as it relates to the skeletal system, puberty, and microorganisms.
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Dragon Genetics - Understanding Inheritance
Six pages begin with a detailed introduction to meiosis and homologous chromosome pairs. Instructions guide learners through a simulation in which they draw craft sticks marked with autosomes in order to decode the genes inherited by...
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Real Life Chemistry (for the Business World)
In this real life chemistry worksheet, students are given 12 problems to solve by converting from one unit to another. Students are given conversion factors to find their answers including finding the number of moles and molecules.
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Pesticide Watch Card
Students examine human health by identifying dangerous pesticides. For this agriculture lesson, students research the food production system in the United States and discuss dangers such as pesticides, chemicals and insecticides which...
Forest Foundation
Forest Health
Young foresters examine the strategies, like prescribed burns and thinning, that are employed to ensure healthy forests.
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Erosion
Young scientists identify erosion, explain the causes of erosion, and name some techniques that can slow the process of erosion. Learners are divided up into groups of four and perform a simulation of soil erosion in class. The...
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Water Pollution
Fifth graders study the impact of human activity on water quality and on the ecosystems of Earth. After a discussion on the various ways that water can be polluted, groups of youngsters get together to figure out the best way to clean a...
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Sustainable Livestock
Students investigate healthy eating habits by researching livestock. In this food sustainability lesson, students research the negative impact factory farming has on our environment due to pollution. Students define agricultural...
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Raven Chapter 12 Guided Notes: Sexual Reproduction & Meiosis
Young biologists define reproduction vocabulary terms, answer critical-thinking questions, label a diagram of the human life cycle, and complete a chart comparing mitosis to meiosis. This is a well-balanced learning exercise. Even though...
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Reproduction, Day 2: Pregnancy
Nearly all students have seen pregnant women and may have questions about human development. Intended for secondary students with mild to moderate mental disabilities, this instructional activity defines the process of pregnancy in...
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