I had hours of enjoyment with spirographs when I was younger, so Snowflakes & Spirograph, by Zim and Zou immediately caught my eye.
Zim and Zou: Snowflakes & Spirographs
Courtney
Courtney is the founder of Design Work Life and Seamless Creative, a small design studio she runs with her husband Brian. She now splits her time between developing brand identities for small businesses and soaking up (and passing along) as much inspiration as she possibly can.