In this video I shared my Top 10 working model ideas for school science projects—these are the same type of easy, practical models I make at home for students. I’m Subhamoy from Kolkata, and my main focus is always on simple materials, clear working concept, and neat presentation so you can explain it confidently in your exhibition. Here I listed 10 different topics with direct video links, so you can choose the best model as per your class and syllabus. The models I included are: Road Accident Preventive System, Carbon Purification Model, Geostationary Satellite Model, Water Cycle Model, Water Dam Model, Automatic Water Dispenser, Rain Water Harvesting Model, Earthquake Working Model, Cyclone/Tornado Model, and a Rain Detector Cloth Collecting Model. My takeaway is: don’t just make a “showpiece”—pick a model that actually demonstrates a process (like water cycle, harvesting, or purification) or a real-life problem solution (like accident prevention). If you want one strong project, select one topic and build it cleanly; if you want variety, this list helps you compare and decide fast.