The benefits of doing jigsaw puzzles are well documented. In children, they help to develop fine motor skills, problem solving, hand-eye co-ordination, and visual discernment. A completed puzzle offers the satisfaction of seeing a project through completion and can help build self-esteem. Since they can be done socially, they also offer a wonderful opportunity for working together. Your child will love putting together this entire collection of puzzles featuring characters from Teenage Mutant Ninja Turtles. Differing piece counts offer 3 different levels of difficulty Completed, 4 puzzles each measure 9.5” x 11”, and 6 puzzles each measure 11.25” x 15”.