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- Grade Range
- 7th - 9th
- Rating
Students construct a water filtration system using an assortment of materials. Full Review »
- Grade Range
- 8th - 11th
- Rating
Students work as a team to gather organisms from a stream to evaluate if the water quality is excellent, good, or fair to poor. Full Review »
- Grade Range
- 2nd
- Rating
Students identify the functions of the human digestive and excretory systems. They conduct experiments to consider the importance of nutrition for these systems, build a model of the digestive system and complete worksheets. Full Review »
- Grade Range
- 10th - 12th
- Rating
Students investigate the structure and function of the excretory system of the human body. Breathing, sweating, and urinating are explored as important components of the system. Full Review »
- Grade Range
- 4th - 6th
- Rating
Students work together to identify sources of indoor air pollution. They discuss ways to reduce and prevent pollution indoors. They develop a case against smoking indoors as well. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students examine the functions of the kidney. They discover how engineers design instruments to help people with kidney problems. They analyze the role of the dialysis machine in the world today. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students work together filtering different substances through a screen to represent the kidney. They discover the size of the filter is what decides what is filtered out. They examine how engineers design different filters to improve one's way of life. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students examine the functions of the kidney and its place in the urinary system. They discuss how astronauts go the bathroom in space, examine labeled diagrams of the urinary system, and draw a large scale drawing of the excretory system with chalk outside and walk through the drawing and explain how the different parts work. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students investigate how kidneys function. They discuss how a dialysis machine works, and conduct an experiment in which they filter different substances through a plastic window screen, various sizes of hardware cloth, and poultry netting to analyze how the excretory system functions. Full Review »
- Grade Range
- 12th
- Rating
Students are given a scenario where they accept a position as a medical lab technologist. The lab specilaizes in testing various biological samples. They are assigned to analyse samples of urine from different patients, each suffering from symptoms related to kidney stones. Students submit a formal report, that include a procedure for identifying the metal ion content of each urine sample, concentration of the ion, and analysis of each patient's condition. Full Review »
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