तोलना और संतुलन करना : हिंदी पीडीऍफ़ पुस्तक – बच्चों की पुस्तक | Tolna Aur Santulan Karna : Hindi PDF Book – Children’s Book (Bachchon Ki Pustak)
Pustak Ka Vivaran : Agar ek plet halki ho to uske neeche kuchh machis ki teeliyon ko tep se chipaka do, jisase tarajoo santulit ho jaye. Ab apne taraju se tulna karo kanchon aur pyaj ke vajan ki, rabar aur pensilon ki, ya apne man se kisi any cheez ki. Teen pensilon aur mitti ke do dhelon mein kisaka vajan jyada hai………
Description about eBook : If a plate is light, then stick some matchsticks under it with tape, so that the scales are balanced. Now compare your scales with the weights of marbles and onions, rubber and pencils, or anything else on your mind. Whose weight is more than three pencils and two clods of clay………
