I will go back China soon with my 3-year and 5-year daughter. I am afraid and don't know how to manage such long time in airplane. What should I prepare for this long trip? + R* i5 q# v9 q5 ^3 D# p: s1 \% u4 l- z8 F. u# X1 }0 `$ c9 Q
Thank you first!