Working on a math skill can be fun, just like what we have in this post, a variety of selections of color by number hidden picture worksheets for you to print. These worksheets contain a combination of coloring activity and Math operations games. There are certain rules in coloring these sheets, therefore children have to pay attention to the rules. These coloring worksheets will help to develop children’s ability in counting as well as coloring. Scroll down the post to see and save the worksheets.