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Accurate information taken from several sources in a systematic manner.
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Accurate information taken from a couple of sources in a systematic manner.
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Accurate information taken from a couple of sources but not systematically.
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Information taken from only one source and/or information not accurate.
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Explanations by all group members indicate a clear and accurate understanding of scientific principles underlying the construction and modifications.
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Explanations by all group members indicate a relatively accurate understanding of scientific principles underlying the construction and modifications.
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Explanations by most group members indicate relatively accurate understanding of scientific principles underlying the construction and modifications.
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Explanations by several members of the group do not illustrate much understanding of scientific principles underlying the construction and modifications.
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Plan is neat with clear measurements and labeling for all components.
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Plan is neat with clear measurements and labeling for most components.
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Plan provides clear measurements and labeling for most components.
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Plan does not show measurements clearly or is otherwise inadequately labeled.
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Great care taken in construction process so that the structure is neat, attractive and follows plans accurately.
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Constuction was careful and accurate for the most part, but 1-2 details could have been refined for a more accurate product.
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Construction accurately followed the plans, but 3-4 details could have been refined for a more accurate product.
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Construction appears careless or haphazard. Many details need refinement for a strong or accurate product.
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Journal provides a complete record of planning, construction, testing, modifications, reasons for modifications, and some reflection about the strategies used and the results.
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Journal provides a complete record of planning, construction, testing, modifications, and reasons for modifications.
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Journal provides quite a bit of detail about planning, construction, testing, modifications, and reasons for modifications.
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Journal provides very little detail about several aspects of the planning, construction, and testing process.
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