Select a gadget (for e.g. a Smartphone, TV, iPod, fridge, AC, computer etc.) and design a project in the form of information boards or write ups on the following necessary aspects:
1. Invention of the gadget
2. Science involved in designing the selected gadget.
3. Improvements/enhancements done to bring the latest version of the gadget.
4. Negative impact on health due to over use.
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smartphone is best
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