STEM Lesson Plan: Exploring the Science Behind LEDs and Voltage DistributionGrade/Level : 10-12 Duration : 50 minutes Subject : Electronics and PhysicsOverview : Here students will explore the basic principles of Light Emitting Diodes (LEDs), diodes, and voltage distribution across circuits using LEDs of different colors. Through hands-on activities, students will investigate how different LEDs consume voltage, discover the differences between parallel circuit configurations, and gain insights into real-world applications of electronic switches. By sparking curiosity with simple yet surprising experiments, students will learn core concepts of electrical circuits and light behavior.Learning Standards :Understand the working of diodes and LEDs in electronic circuits.Investigate the relationship between color and wavelength in the context of LEDs and the light spectrum.Apply scientific concepts to practical circuits and interpret voltage differences with multimeter readings.Problem Statement : How do different colored LEDs respond when connected in parallel, and why do some LEDs light up while others don’t?Learning Outcomes :Explain how diodes, particularly LEDs, function in circuits.Understand and analyze how voltage distribution affects LEDs in parallel circuits.Explore the connection between LED colors and their required starting voltages.Demonstrate curiosity-driven problem-solving by identifying patterns in LED behavior.STEM Connect :Science : Wavelengths of light, the electromagnetic spectrum, scattering of light (why violet scatters more than red).Technology : Practical use of multimeters, understanding electrical components.Engineering : Circuit design using breadboards, resistors, and LEDs.Mathematics : Voltage distribution in circuits and its measurement using tools like multimeters.