| Excellent - 5 | Fair - 3 | Poor - 1 | |
| Hypothesis | Student defines a scientific problem that can be tested using a variable that is mentioned in the hypothesis statement. | Hypothesis is stated in question form or student isn't clear on what problem is being investigated. | Wording is very general on what his investigation is about. Hypothesis may be missing. |
| Experimental Design | Student designs an experiment step by step that is easy to follow. Student includes a summary of how to collect data. | Students list steps but some are missing, out of order, or unclear. Nothing mentioned about data collection. | Student generalizes on how to do the experiment. Step by step list of instructions is missing. |
| Data Collection | Student has collected data in a well organized data table or chart which includes a title, labels, and correct units. Appropriate data collection techniques were used. | Data collection was random, partially inaccurate, or used inappropriate collection methods. Data table lacks some necessary features or is incomplete. | No organized data table or data collection methods are used. |
| Conclusion | Conclusion is based on the data collected and refers to the original hypothesis. Conclusion makes logical sense. | Conclusion may include inference about data collected and may not make a concrete connection to the hypothesis. | Conclusion may or may not relate to hypothesis, may not be based on data collected, or may be nonsensical. |
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