Kya Aap Jante Hain?: Hindi Encyclopedia for Children

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Aaj vishv ke vaigyaanikon ne vigyaan ke kshetra mein bahut se asambhav dikhane vaale kaaryon ko bhee sambhav kar dikhaaya hai, jin par hamen sahaj mein vishvaas nahin hota. vigyaan ke badhate kadam aur naye-naye chamatkaaron ko dekhakar hamaaree bu (i chakit rah jaatee hai. ham apanee jindagee mein bahut saaree chhotee-chhotee ghatanaon ko dekhakar yah sochane par vivash ho jaate hain ki yah kaise hota hai? aakhir aisa kyon ho raha hai? aisa hone ka kya kaaran hai …………? aise kaee prakaar ke jigyaasu prashn hamaare man mein lagaataar uthate rahate hain. prastut pustak mein man keee jigyaasa ko shaant karane vaalee aisee hee se jyaada 500 rochak, preranaadaayak aur gyaanavardhak prashnon ke uttar chitron sahit maujood hai.