Page 119, "Icecream" is priceless. It's art!
What was Yotsuba's motto? Enjoy everything? I think Sketchbook teaches us to question everything, because finding irony in stuff around us can be enjoyable.
Limited edition first pressing version (costs 2x+ more) comes with a high-quality tote bag. It caught me by surprise because I expected a dinky little bag, but it's actually well made and usefully large.