Great collection of logic puzzles designated for kids. The puzzles' level is recommended for 7-14 year old kids.This book features the classics logic games - Nonograms (aka Griddlers, Hanjie or Picross), Sudoku (Rectangular Blocks, No Blocks and Diagonal Variants), Kakuro and Paint by Numbers coloring grids.This collection will guarantee a fun and creative brain activity. The puzzles are divided into categories, in each category puzzles are ordered from "easy" to "medium" difficulty.