Swastik Fibrotech

A "LIFT YOURSELF" system, often used in science parks or museums, demonstrates the principle of mechanical advantage through a pulley system. This equipment allows users to experience how easily they can lift themselves using a simple machine like a pulley, illustrating the reduction in effort required when using multiple pulleys. 

A Sympathetic Swing is a playground or science park equipment that demonstrates the principle of sympathetic resonance, where one object's vibrations induce vibrations in another, even without direct contact. It typically features two swings designed to act as two simple pendulums, and energy transfer between them occurs due to the resonance between the swings. 

A "Möbius bond color science playground" would likely refer to a playground or science center exhibit that explores the concept of a Möbius strip (a one-sided surface created by twisting a strip of paper and joining the ends) and possibly integrates color and/or other scientific concepts.