Check wheel alignment by spinning the wheel and observing its motion. Fix misaligned wheels by adjusting spokes evenly or seeking expert help. Ensure proper tension in spokes for stability and smooth rotation. Class 6 Vocational Education Kaushal Bodh Grade 6 Project ...
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Ancient workers used inclined planes, pulleys, and levers to lift heavy stones. They combined these simple machines with ropes and rollers to transport and position massive blocks in building temples, pyramids and monuments. Class 6 Vocational Education Kaushal Bodh Part 2 ...
Materials: Plastic bottle, flexible straw, bottle caps, chopsticks, balloon, and tape. Steps: Attach chopsticks and bottle caps for wheels. Fix a balloon to a straw, insert it through the bottle, inflate, and release to move. Class 6 NCERT Vocational Education Kaushal ...