The Earth is our home, and the environment is everything around us – air, water, land, plants, and animals. Sadly, human activities like pollution, deforestation, and overuse of resources are harming the environment. If we do not take care of it, the Earth will become unhealthy and unsafe for future generations. We can save the … Read more
A tornado is a powerful and dangerous natural disaster. It is a rotating column of air that extends from a thunderstorm to the ground. Tornadoes are also called twisters because of their twisting, funnel-like shape. Tornadoes form during severe thunderstorms when warm, moist air meets cold, dry air. This causes strong winds to spin in … Read more
A hydraulic brake uses liquid pressure to transfer force from the brake pedal to the brake drum to stop a vehicle. In this working model, you will show how pressing a “brake pedal” moves hydraulic fluid (water or oil) through a tube to push a “brake shoe” against a “drum” (wheel). Working Principle Demonstrated: Pascal’s … Read more
This model shows how contaminated water causes several dangerous diseases. As the platform rotates, it displays different water borne diseases like Cholera, Typhoid, Hepatitis A, etc. Materials Needed: Step-by-Step Video Instructions: https://www.youtube.com/@howtofunda
n this video, watch a beautiful DIY working model showing the theme “Save Earth – Save Environment” made using simple materials like color paper, cardboard, and LED lights powered by a 9V battery and switch. The Earth is surrounded by people figures made from paper, rotating slowly with the help of a motor. Plants are … Read more