Children's coloring book with pair of background sheets and sharing sheet that is transparent or has opening

摘要

The book has a pair of background sheets (10a,20a) with different background design and a sharing sheet (30a) located between the background sheets. The sharing sheet is made of transparent material and has at least one foreground design drawn on a front surface, a rear surface or both surfaces. The sharing sheet can be opaque with at least one opening (32) for exposing background design.