(ed: a group skipping game.. loads of fun! Shout the words 'bolded')

All in together girls,
It's fine weather girls,
When it's your birthday,
please jump in!

(then... really fast and girls jump in!)

January, February, March,
April, May, June,
July, August, September,
October, November, December

All out together girls.
It's fine weather girls.
When it's your birthday,
Please jump out!

(then... really fast and girls jump out!)

1, 2, 3, 4, 5,
6, 7, 8, 9, 10,
11, 12, 13, 14, etc, etc., etc.