Give the experiment a title. If the experiment already has a title, use that.
Write the purpose of the experiment. Typically an experiment has an introduction where you will find the purpose. For example, if the experiment has you determining which substances are acids and which substance are bases the purpose might be: To determine which substances are acids and bases using simple testing methods.
List the supplies necessary to complete the experiment. Include a safety warning for any hazardous chemicals.
Write the procedure for the experiment. The procedure is a list of steps that you will perform in the lab during the experiment and should be numbered for easy reference as you proceed through the steps of the experiment. The procedure steps should also include the exact amounts of each substance that you will need to use, when applicable. For example, if you are asked to add zinc powder to distilled water, your procedure should include the exact amount of zinc powder and water.
Perform the experiment and observe what happens. For each step you should write your observations. For example, if blue litmus paper turned red when you put three drops of lemon juice on it, this should be recorded.
Record any data obtained from the experiment such as amount of time it took for a constant velocity car to travel a specific distance. Perform any calculations required to complete the experiment.
Draw a conclusion and write a short discussion on what you learned from the lab. Look back on your purpose. Did you learn what the experiment was meant to teach you? Explain how the experiment helped you to understand the concepts being taught or explain why you think the experiment did not help you to understand the concepts being taught.