Your logbook entries should include the following information:
Date - The dates you worked on your assessment task
Amount of time - How long did you spend on your assessment.
SMART (Specific, Measurable, Achievable, Realistic, and Timely) Goal - What goals did you set for this period of time?
Comments - Your reflections on how well you progressed in your assessment task. What went well? What went wrong? Did you make any changes to your experimental design?