A bicycle chain should be oiled every few weeks or after 150-200 km of riding. If it appears dry, makes noise or feels rough while pedaling, applying lubricant ensures smooth movement and prevents rust. Class 6 Vocational Education Kaushal Bodh Textbook ...
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I would design a balance scale to explain weight and equilibrium in science. It demonstrates force and balance principles, helping students understand how varying weights affect equilibrium in a practical, interactive manner. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 ...
A chain reaction machine works by triggering sequential events, like dominoes falling. Materials include levers, pulleys, ramps, marbles and recycled items like cardboard, bottles and sticks to build interactive, energy-driven sequences. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 Maker ...
From peers, I learned teamwork and creativity in toy-making. Experts taught technical skills like fixing brakes, oiling chains and repairing tyres. Collaborative efforts enriched my understanding of simple machines and practical maintenance. Class 6 Vocational Education Kaushal Bodh Part 2 Work ...
Feedback highlights strengths and areas for improvement. It helps refine project designs, improve planning and address audience preferences. Constructive suggestions encourage better organization, creativity and innovation in future exhibitions and similar activities. Class 6 Vocational Education Kaushal Bodh Part 2 Work ...