In this category, we add all the diy school project models for secondary school students (Class 8 / Grade8),(Class 9 / Grade 9), (Class 10/ Grade 10).
Where students can do themselves step by step for their school exhibition or fair
Introduction: The cutting down or removal of trees in a forest area or trees, in general, is referred to as deforestation. This results in major environmental problems, one of them been the greenhouse effect. It is very important to create awareness to stop this and encourage reforestation. Forests cover 30 percent of the earth’s area … Read more
Introduction: Water pollution is defined as the contamination of the sources of water due to various pollutants, human activities. Water pollution is serious health hazard that threatens the human life because it is the most important source of functioning in the human body. The sources of water that get effected due to water pollution are … Read more
Introduction The human respiratory system is the most important part that helps in the proper functioning of the body. It supplies oxygen to the blood so that the blood is supplied to all parts of the body. Cells in the body use the oxygen as fuel and release carbon dioxide as waste gas. This waste … Read more
Introduction Imagine humans and animals stay alive through food and water. Similarly, plants also need food and water to stay alive. This process where the plants survive is called as photosynthesis. Plants breathe carbon dioxide from the air and release oxygen back into the air. They also use the sunlight and water to carry out … Read more
Introduction The greenhouse effect is the process in which the gases in the atmosphere of the earth trap the heat from the sunlight and release more heat and radiation on to the earth. The important greenhouse gases are: Thus increasing the temperatures on the earth. In simple terms, it is the process that warms up … Read more