TY - BOOK AU - Bal Phondke TI - When questions to 50 interesting answers SN - 9788123755465 U1 - 001 B18 W PY - 2015/// CY - New Delhi PB - National Book Trust KW - interesting questions and answers N1 - When was writing invented. When does a child start recognizing face.; When did the murder take place, When did the animals step on the land, When are 22 equal to zero ER -