When I put him on his tummy lately instead of lifting his head/chest off the ground, he lifts his arms and legs. Like he is imitating superman

What a goofball.
DD #1 passed away in January 2011 at 14 days old due to congenital heart disease
DD#2 lost in January 2012 at 23 weeks due to anhydramnios caused by a placental abruption
Re: Does your 6 month old do this?
Yes, and for some reason it always made me think of Bill Murray in What About Bob, "I'm sailing!!!"