CATEGORY

4

3

2

1

Question/Purpose

The purpose of the experiment or the question to be answered during the experiment is clearly identified and stated.

The purpose of the experiment or the question to be answered during the experiment is identified, but is stated in a somewhat unclear manner.

The purpose of the experiment or the question to be answered during the experiment is partially identified, and is stated in a somewhat unclear manner.

The purpose of the experiment or the question to be answered during the is erroneous or irrelevant or is not stated.

Procedures

Procedures are listed in clear steps. Each step is numbered and is a complete sentence.

Procedures are listed in a logical order, but steps are not numbered and/or are not in complete sentences.

Procedures are listed but are not in a logical order or are difficult to follow.

Procedures do not accurately list the steps of the experiment.

Scientific Concepts

Report illustrates an accurate and thorough understanding of scientific concepts underlying the lab.

Report illustrates an accurate understanding of most scientific concepts underlying the lab.

Report illustrates a limited understanding of scientific concepts underlying the lab.

Report illustrates inaccurate understanding of scientific concepts underlying the lab.

Materials

All materials and setup used in the experiment are clearly and accurately described.

Almost all materials and the setupu used in the experiment are clearly and accurately described.

Most of the materials and the setup used in the experiment are accurately described.

Many materials are described inaccurately OR are not described at all.

Replicability

Procedures appear to be replicable. Steps are outlined sequentially and are adequately detailed.

Procedures appear to be replicable. Steps are outlined and are adequately detailed.

All steps are outlined, but there is not enough detail to replicate procedures.

Several steps are not outlined AND there is not enough detail to replicate procedures.

Conclusion

Conclusion includes whether the findings supported the hypothesis, possible sources of error, and what was learned from the experiment.

Conclusion includes whether the findings supported the hypothesis and what was learned from the experiment.

Conclusion includes what was learned from the experiment.

No conclusion was included in the report OR shows little effort and reflection.