Things every child should have done while kids

And it's not too late, ever, even when most of these things are pretty silly for grown-ups.
But silly is good :-D

National Trust's 50 things to do before you're 11 3/4

101 things every child should do before they grow up

51 things your child should do before growing up

30 Things Kids Should Do Before They Grow Up

Bucket List for Kids: 101 Things to Experience in Childhood