Lighting Up a LED with a Lemon Battery PBL provides a written laboratory detailing the question, materials list, and procedure for a student to build a series circuit Lemon battery to power a LED. In addition to the written lab, you are provided the step by step guide to the scientific method, a fill in the blank lab report (question, research, hypothesis, planning or procedure, record sheet, and conclusion), fact sheet, data sheet, and reflection sheet.(CLICK HERE TO WATCH THIS LABORATORY IN EN