Exhibitor: ChemE Car Location: FPAT / Basement Room 59 A About the Exhibit Join the ChemE Car team and discover how a simple lemon can make real electricity! With just a lemon and two different metals, kids will see a tiny battery that can light up an LED and learn how everyday items can power big ideas.Balloon Inflation Reaction:The ChemE Car team will also show how mixing baking soda and vinegar creates a super fun fizzy reaction that blows up a balloon all by itself! It's a hands-on way for kids to see science in action as they explore chemical reactions and gas formation.