In this video, you will learn how to make a Double Bar Graph Model for maths exhibition or school project. This model clearly shows comparison of marks in two different exams (Half-yearly vs Annual) using colorful bars, chart paper, and foam sheets. Materials Needed Step-by-Step Procedure STEP 1: Prepare the Base STEP 2: Make the … Read more
In this video, we show how to make an amazing Maths Working Model that identifies Prime Numbers and Non-Prime Numbers using LED lights, metal nails, and a simple touch-probe switch.When you touch the probe to any number, the Green LED glows for Prime numbers and Red LED glows for Non-Prime numbers. 1) MATERIALS REQUIRED Electronics … Read more
Here are 25 Water Management Working Model Ideas — creative, practical, and perfect for school exhibitions , science fairs, and YouTube videos. 1. Rainwater Harvesting Model Shows rooftop collection → pipe → filter → storage tank. 2. Drip Irrigation System Conserves water using controlled slow release. Use IV tubes or straws. 3. Sprinkler Irrigation Model … Read more
Introduction Water is one of the most important natural resources on Earth. All living organisms—humans, animals, and plants—depend on water for survival. However, in many parts of the world, water scarcity is becoming a major problem. Rapid population growth, climate change, urbanisation, and overuse of groundwater have increased pressure on our water resources. Therefore, we … Read more
Introduction Energy is one of the most important needs of modern society. Electricity powers our homes, industries, hospitals, schools, transportation, communication systems, and everything we depend on in daily life. As the demand for energy increases, countries look for safe, efficient, and reliable sources of power. One such powerful source of energy is nuclear power. … Read more