Ouch! Sisi is in trouble! She's got a lot of work to do, and there's nobody there to help her finish in time. During the night a few shelves from her library broke down and now cute Sisi has to sort out some books, so that she can put them by categories right back in their shelves, where they belong. Do you think you could take a break from your activities, and start helping her out?! Get "Sisi's Library" management game started, show off your skills and help Sisi pair the books by category and put them back in their place before time runs out! Good luck and have fun!