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A 3D hologram box screen working model creates a visual illusion of three-dimensional images floating in the air, giving the effect of a hologram. This model uses a combination of a special display screen, a reflective surface, and a light source to project images that appear 3D. The core concept behind this working model is … Read more

A hydraulic bridge working model uses the principle of hydraulics, which involves the movement of liquid to lift and move heavy objects. The basic idea behind this model is to demonstrate how water or another liquid can be used to control the motion of the bridge, making it open and close smoothly, just like real … Read more

The brain is the central organ of the nervous system, located within the skull. It is responsible for controlling and coordinating all bodily functions, processing sensory information, and enabling cognition, memory, and emotions. The brain is divided into three main parts: the cerebrum, cerebellum, and brainstem. The brain communicates with the rest of the body … Read more

Air pressure is the force exerted by the weight of air around us. A working model of air pressure demonstrates how this invisible force works in our daily lives. Let’s break it down simply! What You Need: How It Works: Key Concept:Air is all around us, even though we can’t see it. When we increase … Read more

A water alarm is a simple device designed to alert you when water reaches a certain level. This is useful for preventing water overflows in tanks or detecting leaks. Here’s how it works in an easy-to-understand way: The model uses a 9V battery, a buzzer, and wires to create a circuit. Water acts as the … Read more