Sabhee baccee svabhaav see hee jijnaasu pravrtti kee hootee hain. Yee sadaiv apanee aasapaas kee vastuoon kee baaree meen jaananee kee liee utsuk rahatee hain. Saamaanyatah unakee paathy pustakoon meen aisee prasangoon ka ulleekh too milata hai, phir bhee unakee jijnaasaoon koo shaant karanee kee liee yee pustakeeee hee kaaphee naheen hootee hain.\nPrastut pustak ka leekhan baccoon kee chootee see chootee jijnaasaoon koo shaant kar unakee jnaan meen vr (i karanee kee uddeeshy see kiya gaya hai. Is pustak meen prthvee par jeevan kee astitv, vanaspati jagat, jantu-jagat eevan maanav jeevan kee sanracana kee baaree meen maanav jeevan kee sanracana kee baaree meen praryaapt carca kee gaee hai. Yah pustak baccoon kee saath usakee abhivaak kee liee bhee samaan ruup see upayoogee hai.\nPustak kee pramukh visheeshataeen-\nprthvee par jeevan\nvanaspati jagat\njantu-jagat