Looking for a high-engagement, low-prep way to reinforce heat transfer? This s’mores-themed science lab is the perfect hands-on activity to help middle school students understand conduction, convection, and radiation using just 5 simple materials. Students explore thermal energy transfer while roasting marshmallows and recording observations—all in a way that’s memorable and fun! This lab is designed with busy science teachers in mind. Whether you're introducing heat transfer or reviewing