Introduction: In this topic, we show a charcoal sand water purifier experiment using materials that are easily available. The water we use comes from lakes, rivers, and groundwater. It is always very important to clean this water before it can be used for drinking and other domestic purposes. The process of filtration includes four steps, … Read more
Introduction: Seed germination is the process in which a seed grows into sprout. Most of the seeds do not need sun light and they sprout naturally with very little water. Seeds can be a small package in a fruit after the fusion of male and female reproductive cells. The fully developed seeds contain food restores … Read more
Introduction: Carbon is the most abundant element in the universe and ranked in 4th. A carbon atom consists of 6 protons, 4 valence electrons. It is present in the environment in many forms, like, in the rocks, it is present as limestone or graphite. Carbon is also present in the plants and oceans and at … Read more
Introduction: A desert is a barren land where there is no or very less precipitation and thus making it difficult for life existence. Deserts are formed by due to large variations in the temperatures that puts strain on the rocks. We rarely see rains in the desert landscape, but if there is a rainfall it … Read more
Introduction: In this topic, we show a working model of drip irrigation system for science exhibition using materials that are easily available. Drip irrigation is one of the best solutions that have been developed to save water. This is a micro irrigation system where the water is allowed to drip slowly to the roots of … Read more