Not only is it a nice, round landmark, but it's also the end of the first chapter. It's a great time to start from the beginning! (And don't get too discouraged from the style of the first 20-something pages. I promise you, it gets better.)
For those not familiar with Timothy Green, it is an all ages comic about a sea turtle with the best of the good luck, and the worst of the bad luck. Follow Tim as he's blocked at every turn, trying his hardest to get into the ocean.