A scientific report usually consists of the following:

summary of the purpose of the report, the data presented, and the major conclusions.
Why was this study performed? Answers to this question may be derived from observations of nature or from the literature.
•What knowledge already exists about this subject? The answer to this question must review the literature, showing the historical development of an idea and including the confirmations, conflicts, and gaps in existing knowledge.
•What is the specific purpose of the study? The specific hypotheses and experimental design pertinent to investigating the topic should be described.
This section should be heavily cited. You should have at least three different scientific literature citations, not web pages.

– include, what materials were used? How were they used?

– This section should not just be a restatement of the results but should emphasize interpretation of the data, relating them to existing theory and knowledge.
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