Explore the fascinating world of circuitry with Emily Calandrelli, MIT engineer and host of "Emily's Wonder Lab," as she takes you through a hands-on project creating LED light-up cards. This educational video combines crafting and science, focusing on building simple circuits with copper tape, watch batteries, and LEDs. Concepts such as conductors, electrons, and open and closed circuits are highlighted, making this an ideal resource for learning about basic electricity and magnetism. This content aligns with U.S. science curriculum standards, offering an engaging STEAM activity that enhances problem-solving and critical thinking skills. Inspired by her book series "Stay Curious and Keep Exploring," Emily encourages audiences to delve into science experiments and stay curious. Part of the "Emily's Science Lab" series.