qqp question1: Mary's mum has 4 children. 1st child's name is April, 2nd child's name is May, 3rd child's name is June. Then what is the name of the 4th child? question2: Is a child gifted if he/she can solve 150-piece puzzle at age 3 and 300-piece puzzle at age 4? If not, what is the minimum no. of pieces to be gifted?