I always loved Anatomy Coloring Books when I was a kid, so here's the super simple version for all you nerdy colorists out there. If you kid is sick of Mickey Mouse have him scribble all over his intestines instead. Download and enjoy, or post your artwork to the I Heart Guts Facebook page!
Toy Fair 2014 was great for the guts in a million ways, but the highlight was winning a Best of Toy Fair award from Popular Science. A huge honor from one of our favorite magazines, thanks so much!