The report shall have a common purpose. 
You will also have a common theory part. In theory, the following should be included (one paragraph is enough):
General theory of carbon compounds (what how to why)Brief explanation of what pH is and what indicators are.Write a few words about detection.Theory of the organic group of alcohols and in particular about the health effects of the intake of methanol and ethanolGive examples of applications that can be linked to the experimentsExplain the importance of carbon compounds for life on Earth.
With each attempt, write:Equipment listProcedureReaction equationResults (what have you seen with the islands?)Discussion (do the results match the theory?)