#1 Triangle ★★★★★
#2 Square ★★★★★
#3 Circle ★★★★★

I love Klassen's illustration style but hadn't read anything by Mac Barnett, so I figured this would be a good intro to Barnett's work, and it really was. I love these little shapes so much. They're just so funny and low-key snarky - I think I laughed more than my kid did!