खगोल विज्ञान रोल प्ले द्वारा : टी. वी. वेंकटेश्वरन द्वारा हिंदी पीडीऍफ़ पुस्तक – विज्ञान | Khagol Vigyan Role Play : by T.V. Venkateswaran Hindi PDF Book – Science (Vigyan)
Pustak Ka Vivaran : Is Chakkar ko kuchh bar doharayen, tab tak jab tak ki sare bachche is bat ko Achchhi tarah samajh kar sushri prthvi ki har sthiti ka samay Aasani se bata saken. isake liye ve nak, kohani, peeth Aadi kee sthiti ko soory ke Sambandh mein dekhen. Unhen samay 5:54 jaisi Shuddhata se nahin batana hai par subah, Sham lagbhag kitana baja hoga isaka andaja lagana hai………
Description about eBook : Repeat this cycle a few times, until all the children understand this very well and can easily tell the time of every state of Ms. Earth. For this, they should look at the position of nose, elbow, back etc. in relation to the sun. They do not have to tell the exact time like 5:54, but have to estimate how much will be there in the morning, evening …….
