Diggers and Dozers Puzzle SetBeautifully captured and made in Australia puzzles of, Research suggests that playing with puzzles might have positive impacts on a childs cognitive, physical and emotional development. Fine motor skills As children pick up, manipulate, grasp and place each puzzle piece they are developing fine motor skills. Fine motor skills are related to handwriting, drawing and typing abilities in later life. Motor ability has even been linked to IQ in school aged