In this category, we add all the diy school project models for secondary school students,(Class 9 / Grade 9).
Where students can do themselves step by step for their school exhibition or fair
“Pavan Chakki,” also known as a windmill or wind turbine, is a device that converts the kinetic energy of the wind into mechanical energy. The term “Pavan Chakki” is derived from Sanskrit, where “Pavan” means wind, and “Chakki” refers to a mill or machine. Windmills have been used historically for various purposes, including milling grains, … Read more
Food security is a concept that goes beyond the simple availability of food; it encompasses the accessibility, utilization, and stability of food sources that contribute to the overall well-being of individuals and communities. In simpler terms, food security ensures that all people, at all times, have physical, social, and economic access to sufficient, safe, and … Read more
A space station is a large spacecraft in orbit around the Earth where astronauts live and work for extended periods. Unlike spacecraft that are used for space exploration missions and then return to Earth, a space station remains in space and serves as a long-term habitat for scientific research, technological experiments, and international cooperation in … Read more
Introduction to Volcanoes: Volcanoes are natural phenomena characterized by the eruption of molten rock, ash, and gases from the Earth’s crust. These geological features play a crucial role in shaping the Earth’s surface. Creating a volcano eruption working model offers an engaging way to understand the mechanisms behind volcanic activity. Materials Needed: Step by Step … Read more
Creating a simple projector working model at home using a big bulb filled with water, a mobile phone, and a cardboard box can be an exciting project. This approach, often known as a water lens projector, utilizes the principle of refraction to magnify and project images onto a surface. Follow these step-by-step instructions: Materials Needed: … Read more
1. Question: What is the basic principle behind the working of this cardboard projector model? Answer: The cardboard projector model works on the principle of light projection. It utilizes a light source (bulb) to project an image or content placed on a transparent surface onto a larger screen. 2. Question: How does the bulb contribute … Read more
1. Question: What inspired the creation of this water dispenser model? Answer: The inspiration behind this water dispenser model is to explore an eco-friendly and energy-efficient approach to providing clean and safe drinking water. 2. Question: How does the water dispenser work? Answer: The water dispenser uses a simple gravity-fed system. When a cup is … Read more
A hydraulic switch with safety pins and syringes is a simple yet effective model that demonstrates the principles of hydraulics and its application in controlling the flow of electricity. This interactive project allows for a hands-on understanding of how hydraulic systems can be utilized to operate electronic devices, such as switches. Here’s an introduction to … Read more
A circle is a fundamental geometric shape defined by a set of points in a plane that are equidistant from a fixed center point. Understanding the various parts of a circle is essential in geometry. Here’s an introduction to the key components of a circle: Creating a working model of the parts of a circle … Read more
Angles are fundamental geometric elements that measure the amount of rotation between two intersecting lines. They are classified into various types based on their measures and characteristics. Here’s an introduction to the common types of angles: Understanding the types of angles is crucial in geometry, trigonometry, and various mathematical applications. Angles are often identified by … Read more
Solid waste management and recycling are crucial aspects of environmental sustainability. The management of solid waste involves the collection, disposal, and recycling of various types of waste generated by human activities. Recycling, in particular, focuses on the recovery and reuse of materials from waste, aiming to reduce the environmental impact of resource consumption and waste … Read more
Degrees of comparison in English refer to the different forms of adjectives and adverbs used to indicate the intensity or quality of a particular characteristic. There are three degrees of comparison: positive, comparative, and superlative. Creating a working model to illustrate the degrees of comparison in English using cardboard can be a fun and educational … Read more
Composite agriculture, also known as integrated or mixed farming, involves the combination of different agricultural practices within a single farming system. This approach seeks to optimize the use of resources, increase productivity, and enhance sustainability by integrating various components such as crops, livestock, aquaculture, agroforestry, and other agricultural activities. Here’s an introduction to composite agriculture: … Read more
Greenhouse farming, also known as greenhouse cultivation or controlled environment agriculture, involves the cultivation of plants within a controlled environment, usually a structure covered with transparent material like glass or plastic. This method provides a favorable microclimate for crops, allowing for enhanced control over factors such as temperature, humidity, light, and carbon dioxide levels. Here’s … Read more
The Earth’s atmosphere is a complex and dynamic system composed of layers that play crucial roles in supporting life, regulating climate, and influencing weather patterns. These layers, each with distinct characteristics, collectively create the protective envelope that surrounds our planet. Let’s explore the introduction to the layers of the atmosphere: layers of atmosphere model 3d … Read more