Back in June, when we went to Loop and Spool, we bought the fabric and pattern to sew this dress. It is called the Jump Rope Dress and is from pattern company Oliver + S.
The pattern includes some neat "tailorly" details like button tabs and a cuff at the sleeve, a sash with belt loops, a button placket up the front bodice, and button-flap pockets.
It is a perfect dress for playing, reading, drawing, pretending... all of the things Sister loves to do. Not to mention-