विज्ञान का मजा : मनरो लीफ द्वारा हिंदी पीडीऍफ़ पुस्तक – सामाजिक | Vigyan Ka Maja : by Manaro Leaf Hindi PDF Book – Social (Samajik)
Pustak Ka Vivaran : Ab Kanch aur Kagaz ke beech mein kuchh Sem, Lobiye, ya Mooli ke beej Rakho. Beejon ko, Upar ke Aadhe hisse mein hee rakhana jisase ki vo Pani mein na giren. Ab Botal mein Ek Inch tak Pani bharo. Ant mein botal ko khidaki ke pas rakho jisase ki beejon par kuchh dhoop pade aur dheeraj rakho. Kuchh dinon bad beejon mein se chhote-chhote ankur nikalana shuroo honge. Vasant ke dinon mein tum zameen mein ya gamalon mein beej bo sakate ho……….
Description about eBook : Now put some beans, cowpea, or radish seeds between the glass and the paper. Keep the seeds in the top half so that they do not fall into the water. Now fill an inch of water in the bottle. Finally keep the bottle near the window so that the seeds get some sunlight and be patient. After a few days, small sprouts will start coming out of the seeds. You can sow seeds in the ground or in pots during spring……….
