Electricity Generator Working Model – “Motor to Generator Energy Conversion”

Aim / Objective To demonstrate how mechanical energy can be converted into electrical energy using a DC motor as a generator, and how that generated electricity can power devices (like LED lights). Materials Required Model Construction / Steps 1️⃣ Prepare the Base 2️⃣ Fix the Motors Tip: You can also use a gear wheel or … Read more

Photosynthesis Working Model – “How Plants Make Their Own Food” (Rotating Earth Setup)

Aim / Objective To demonstrate how plants use sunlight, carbon dioxide, and water to produce food (glucose) and release oxygen, showing this through a rotating half-earth model with a plant setup. Materials Required Model Construction / Steps 1️⃣ Prepare the Base 2️⃣ Make the Rotating Half Earth Cut a thermocol ball or plastic globe into … Read more

Conductor and Non-Conductor (Insulator) Identification Working Model

Aim / Objective To test and identify materials as conductors or non-conductors of electricity by checking whether they allow electric current to pass through them. Materials Required Model Construction / Steps 1️⃣ Base Setup 2️⃣ Circuit Setup In simple terms:Battery (+) → Switch → LED & Buzzer → Test Wire A → Material → Test … Read more

Conveyor Belt Working Model – Material Transport System

Aim / Objective To demonstrate how conveyor belts are used in industries to transport materials from one place to another efficiently and continuously using a motorized belt system. Materials Required Model Construction / Steps 1️⃣ Base Setup 2️⃣ Roller Frame 3️⃣ Attach the Belt 4️⃣ Motor Connection 5️⃣ Decoration and Finishing Working Principle When the … Read more

Photosynthesis Working Model – “How Plants Make Their Own Food”

Aim / Objective To demonstrate how plants use sunlight, carbon dioxide, and water to produce food (glucose) and release oxygen through the process of photosynthesis. Materials Required Model Construction / Steps Working Principle When the LED Sun is turned ON, it shows sunlight reaching the plant leaves. Scientific Explanation Equation of Photosynthesis: Carbon dioxide + … Read more

Waste to Electricity Working Model – Dry Waste Management

Aim / Objective: To demonstrate how dry waste collected from households and streets can be converted into electricity by burning it to produce steam, which drives a turbine-generator. Materials Required: Working Principle: Procedure: Observation: Conclusion: The waste-to-electricity model demonstrates the principle of energy conversion from dry waste to electricity.It highlights the importance of waste management, … Read more

How to make Solar System Working Model with LED Lights and Rotating Planets

Aim / Objective: To demonstrate the structure of the solar system, the relative positions and rotation of planets around the Sun, and to show how stars and planets can be represented using LED lights in a visual model. Materials Required: Working Principle: Procedure: Observation: Conclusion: The solar system working model effectively shows the structure, rotation, … Read more

How to make Day and Night Working Model Using Cardboard Box, LED Light, and Rotating Earth

Aim / Objective: To demonstrate how the rotation of the Earth causes day and night, using a simple model with a Sun (LED light) and a rotating Earth ball. Materials Required: Working Principle: Procedure: Observation: Conclusion: The model effectively shows that day and night are caused by the rotation of the Earth on its axis.It … Read more

How to Make Moon Phases Working Model Using Plastic Balls and Slow Motor

Aim / Objective: To demonstrate the phases of the Moon and explain how the positions of the Moon, Earth, and Sun create different lunar phases as seen from Earth. Materials Required: Working Principle: Procedure: Observation: Conclusion: The model effectively demonstrates the mechanism of Moon phases.It helps students understand how the relative positions of the Sun, … Read more

How to make Two-Way Switch Working Model Using LED Lights and DC Motor

Aim / Objective: To demonstrate how a two-way switch can control the operation of electrical devices like LED lights or a DC motor from two different locations. Materials Required: Working Principle: A two-way switch allows control of a circuit from two different points. Procedure: Observation: Conclusion: The model shows how two-way switches allow electrical devices … Read more

How to make Car Lift Working Model Using Hydraulic Syringes

Aim / Objective: To demonstrate how hydraulic pressure can be used to lift a vehicle, showing the application of Pascal’s Law in real-world machinery. Materials Required: Working Principle: The model works on Pascal’s Law, which states that pressure applied to a confined fluid is transmitted equally in all directions. Procedure: Observation: Conclusion: The hydraulic car … Read more

How to Make Solar and Lunar Eclipse Working Model Using 3 Balls and Slow Motor

Aim / Objective: To demonstrate the occurrence of solar and lunar eclipses and explain how the positions of the Sun, Earth, and Moon create these phenomena. Materials Required: Working Principle: Procedure: Observation: Conclusion: The model effectively demonstrates the mechanism of solar and lunar eclipses.It helps students understand the relative positions and motion of the Sun, … Read more

How to make Hydroelectricity Working Model Using Waste Sketch Pens, DC Motor, and Bottle Caps

Aim / Objective: To demonstrate how flowing water can generate electricity using a simple hydroelectric setup with a turbine made from waste materials. Materials Required: Working Principle: The model works on the principle of hydroelectricity: Procedure: Observation: Conclusion: The model demonstrates the basic working of a hydroelectric power plant on a small scale.It shows how … Read more

How to Connect 2 9V Batteries in Series and Parallel with LED and Switch

Aim / Objective: To demonstrate the effect of connecting two 9V batteries in series and parallel on voltage, current, and LED brightness, and to understand how switches control the circuit. Materials Required: Working Principle: Procedure: 1. Series Connection: 2. Parallel Connection: Observation: Conclusion: https://www.youtube.com/@howtofunda

How to Make Earthquake Alarm Working Model

Aim / Objective: To demonstrate how an earthquake alarm can detect ground vibrations and alert people in advance, helping to reduce damage and save lives. Materials Required: Working Principle: The model works on the principle of vibration detection. Procedure: Observation: When the base is shaken, the pendulum moves and closes the circuit, causing the buzzer … Read more