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Gold Mine
Students view and discuss a demonstration of how gold is mined and panned. They design and create a tunnel that has reinforcements to withstand collapse.
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Density of a Gas
Eighth graders investigate the mass, volume, and density of a gas by producing it in a chemical reaction. The entire Density of a Gas Lab and L section of the K W L chart be formatively assessed.
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Rocket Problems
Students solve problems related to rockets. They build a space station out of wood and are given an imaginary problem related to construction. They discover how NASA uses problem solving skills to solve issues related to the...
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Developing a Theory About the Nature of the Contents of a Sealed Box
High schoolers observe the changes of a closed chemical system. They record and analyze the data as they manipulate the system. They answer questions to end the lesson.
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Egg Measurement
Students explore measurement and units. They measure eggs to determine their density, mass and percent composition. An inquiry approach is used for students to ascertain the mass.
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Microbial Contaminants in Drinking Water
When presented with three unopened bottles of water, learners are asked to tell decide which one is contaminated with a microbe. Students work in small groups and role play being a Microbiologist, a patient, or a recorder. The patient is...
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A Lab Trilogy for Beginning Biology Teachers
Students are able to explain their models to other students and to their parents. Then students like to decorate the room by hanging the models or constructing mobiles of a number of models.
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Extraction of DNA from Onion
Students study DNA by isolating it from plant tissue. They determine the purpose of each step in the isolation procedure as it relates to the physical and biochemical characteristics of the genetic material
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UV Radiation and the Developmental Stages of Red Flour Beetles
High schoolers perform an experiment to compare the sensitivity of the various developmental stages of Red Flour Beetles to ultraviolet radiation. Larvae, pupae and adult beetles are exposed to a source of UV-B radiation. In groups,...
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A Study of the Effects of Ethanol and Heavy Metal Chemicals on the Development of the Zebrafish Embryo
Students are exposed to the dangers of alcohol abuse through the study and experimentation of alcohol on zebrafish embryos. This exercise can be used to demonstrate the effects of ethanol, cadmium, and lead on embryological development.
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Using Magnetotactic Bacteria to Study Natural Selection
High schoolers demonstrate that living organisms may possess incredible adaptations which enable them to survive. They observe bacteria that are able to orient themselves using the Earth's magnetic field and formulate a hypothesis as to...
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Extraction of DNA from Onion
Students experiment with DNA by isolating it from plant tissue. They investigate whole onions to prepare DNA. They complete the experiment to examine the structural characteristics of DNA.
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iDNAvestigation Exploration
Students investigate DNA Fingerprinting techniques and applications. They participate in a scenario to analyze blood to discover who shattered a plexiglass backboards. In addition, they explain why the DNA fingerprint of blood from the...
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Moon, Mars, and Beyond-Mission Briefing
Students complete this introductory lesson in which they find out about the scenario for a simulated online space mission. They review vocabulary and complete a review sheet to reinforce the details of the mission and its goals.
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Simple Machines
Students discover that simple machines reduce the effort required in a task. In this simple machines lesson students see demonstrations of simple machines.
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Newton's Second Law of Motion
Sixth graders study Newton's second law of motion and verify it. In this force and motion activity students complete a lab activity and collect data, analyze it and graph it.
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Acids and Bases - Vinegar II
Eighth graders experiment what happens when acids and bases are mixed together. In this acids and bases experimental lesson, 8th graders decide which of three solutions of unknown pH will neutralize a fourth solution of unknown pH.
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Electroplating for Corrosion Protection: Redox in Action
Students define what a redox reaction is. In this chemistry activity, students electroplate some wires in the lab. They research the application of electroplating in the real world.
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Wind Turbines
Pupils build their own wind turbine. In this physics lesson, students calculate the power output of their wind turbines. They evaluate their design and make the necessary modifications.
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