Leo the Maker Prince by Carla Diana is a charming picture book that teaches kids (and grownups who appreciate cute, simple stuff) 3D printing. All the items and characters in the book are up for grabs on Thingiverse. It's published by Maker Media (the same company that publishes MAKE magazine, where I am editor-in-chief).
Read more in Family at Boing Boing
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects