Organic farming, also known as natural farming, is a sustainable agricultural method that relies on natural inputs rather than chemical fertilizers and pesticides. It focuses on improving soil health, maintaining biodiversity, and producing chemical-free food. Materials Needed: Step-by-Step Assembly: Demonstration: https://www.youtube.com/@howtofunda
“Best out of waste” projects encourage recycling, upcycling, and reducing environmental impact by transforming discarded items into useful models. These projects are not only eco-friendly but also enhance problem-solving skills, engineering concepts, and scientific understanding. In this guide, we will explore unique working model ideas that can be made using common household waste such as … Read more
Here’s how you can build a solar-powered irrigation working model with a DC water pump, solar panel, water tank, and paper cups for plants. Materials Needed: Solar Panel (6V-9V, 1W-5W) (to power the pump)DC Water Pump (3V-6V) (to lift water to the tank)Plastic Bottle (Water Tank) (for storing water)Paper Cups (to hold plants)Tubes or Straws … Read more
You can build an agriculture working model that combines hydroponics, solar energy, greenhouse farming, and drip irrigation on one base. Materials Needed: Cardboard & Color Paper (for structure and decoration)Plastic Bottles or Small Containers (for hydroponic system)Small Tubes or Straws (for drip irrigation)LED Light or Small Solar Panel (for solar energy simulation)Transparent Plastic Sheet (for … Read more
You can build an earthquake alarm working model with a school building concept, where the alarm is placed in the compound to alert students and people. Materials Needed: Cardboard & Color Paper (for the school building, compound, and landscape)Metal Ball or Pendulum (for vibration detection)Two Metal Strips or Aluminum Foil (to act as contact points)9V … Read more