Okay, so this is great for a few months-those just after the sleep all the time phase, and just before the wiggle all the time phase. As for converting it to a sitting mat for baby...um, well, by that time they are not only sitting, but also scooting. There is no way they would stay on that mat. The best thing about this is that when they get a little older, the animals make great play things! They last until the age of five or so as role playing toys and tools, especially if your little one loves animals. On a more positive note, this is great for that short period of time-it gives you a few...